112 results on '"Reidlinger D."'
Search Results
2. Associations between food groups and biomarkers of inflammation: Are some foods groups more protective than others?
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English, C., primary, Jones, M., additional, Lohning, A., additional, Mayr, H., additional, MacLaughlin, H., additional, and Reidlinger, D., additional
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- 2024
- Full Text
- View/download PDF
3. Transformative systemic changes to embed environmental sustainability in foodservices: A grounded theory exploration
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Smeltzer, Madison E., primary, Davidson, Alexandra R., additional, Reidlinger, D. P., additional, and MacKenzie‐Shalders, Kristen L., additional
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- 2023
- Full Text
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4. NAVKIDS2 trial: a multi-centre, waitlisted randomised controlled trial of a patient navigator intervention in children with chronic kidney disease - statistical analysis plan and update to the protocol.
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van Zwieten, A, Ryan, EG, Caldwell, P, Howard, K, Tong, A, Craig, JC, Alexander, SI, Howell, M, Teixeira-Pinto, A, Hawley, CM, Jesudason, S, Walker, A, Mackie, F, Kennedy, SE, McTaggart, S, McCarthy, HJ, Carter, SA, Kim, S, Woodleigh, R, Francis, A, Mallard, AR, Bernier-Jean, A, Johnson, DW, Hahn, D, Reidlinger, D, Pascoe, E, Varghese, J, Kiriwandeniya, C, Vergara, L, Larkins, N, Macauley, L, Irving, M, Khalid, R, Guha, C, Wong, G, van Zwieten, A, Ryan, EG, Caldwell, P, Howard, K, Tong, A, Craig, JC, Alexander, SI, Howell, M, Teixeira-Pinto, A, Hawley, CM, Jesudason, S, Walker, A, Mackie, F, Kennedy, SE, McTaggart, S, McCarthy, HJ, Carter, SA, Kim, S, Woodleigh, R, Francis, A, Mallard, AR, Bernier-Jean, A, Johnson, DW, Hahn, D, Reidlinger, D, Pascoe, E, Varghese, J, Kiriwandeniya, C, Vergara, L, Larkins, N, Macauley, L, Irving, M, Khalid, R, Guha, C, and Wong, G
- Abstract
BACKGROUND: This update summarises key changes made to the protocol since the publication of the original protocol for the NAVKIDS2 trial of patient navigators for children with chronic kidney disease (CKD) experiencing social disadvantage and provides the statistical analysis plan (SAP) which has not previously been published. METHODS/DESIGN: The original protocol was published in BMC Nephrology ( https://doi.org/10.1186/s12882-019-1325-y ) prior to the commencement of trial recruitment. During the course of the trial, some key methodological changes needed to be made including changes to eligibility criteria (addition of patients with CKD stages 1-2, broadening of financial status eligibility criterion, addition of patients living in rural/remote areas, modification of age eligibility to 0-16 years, addition of limits related to the language spoken by family, guidance regarding families with multiple eligible children), changes to sites, reduction of sample size, addition of virtual options for consent and study procedures in response to the COVID-19 pandemic, removal of staggered recruitment across sites, addition of outcomes, and changes to the timing and number of assessments. This update summarises the changes made and their rationale and provides the detailed plan for statistical analysis of the trial. These changes have been finalised prior to the completion of study follow-up and the commencement of data analysis. TRIAL REGISTRATION: Australian New Zealand Clinical Trials Registry (ANZCTR) ACTRN12618001152213 . Prospectively registered on 12 July 2018.
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- 2022
5. Baseline Characteristics and Representativeness of Participants in the BEST- Fluids Trial: A Randomized Trial of Balanced Crystalloid Solution Versus Saline in Deceased Donor Kidney Transplantation
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Collins, MG, Fahim, MA, Pascoe, EM, Hawley, CM, Johnson, DW, Varghese, J, Hickey, LE, Clayton, PA, Gill, JS, Dansie, KB, McConnochie, RC, Vergara, LA, Kiriwandeniya, C, Reidlinger, D, Mount, PF, Weinberg, L, McArthur, CJ, Coates, PT, Endre, ZH, Goodman, D, Howard, K, Howell, M, Jamboti, JS, Kanellis, J, Laurence, JM, Lim, WH, McTaggart, SJ, O'Connell, PJ, Pilmore, HL, Wong, G, Chadban, SJ, Collins, MG, Fahim, MA, Pascoe, EM, Hawley, CM, Johnson, DW, Varghese, J, Hickey, LE, Clayton, PA, Gill, JS, Dansie, KB, McConnochie, RC, Vergara, LA, Kiriwandeniya, C, Reidlinger, D, Mount, PF, Weinberg, L, McArthur, CJ, Coates, PT, Endre, ZH, Goodman, D, Howard, K, Howell, M, Jamboti, JS, Kanellis, J, Laurence, JM, Lim, WH, McTaggart, SJ, O'Connell, PJ, Pilmore, HL, Wong, G, and Chadban, SJ
- Abstract
UNLABELLED: Delayed graft function (DGF) is a major complication of deceased donor kidney transplantation. Saline (0.9% sodium chloride) is a commonly used intravenous fluid in transplantation but may increase the risk of DGF because of its high chloride content. Better Evidence for Selecting Transplant Fluids (BEST-Fluids), a pragmatic, registry-based, double-blind, randomized trial, sought to determine whether using a balanced low-chloride crystalloid solution (Plasma-Lyte 148) instead of saline would reduce DGF. We sought to evaluate the generalizability of the trial cohort by reporting the baseline characteristics and representativeness of the trial participants in detail. METHODS: We compared the characteristics of BEST-Fluids participants with those of a contemporary cohort of deceased donor kidney transplant recipients in Australia and New Zealand using data from the Australia and New Zealand Dialysis and Transplant Registry. To explore potential international differences, we compared trial participants with a cohort of transplant recipients in the United States using data from the Scientific Registry of Transplant Recipients. RESULTS: During the trial recruitment period, 2373 deceased donor kidney transplants were performed in Australia and New Zealand; 2178 were eligible' and 808 were enrolled in BEST-Fluids. Overall, trial participants and nonparticipants were similar at baseline. Trial participants had more coronary artery disease (standardized difference [d] = 0.09; P = 0.03), longer dialysis duration (d = 0.18, P < 0.001), and fewer hypertensive (d = -0.11, P = 0.03) and circulatory death (d = -0.14, P < 0.01) donors than nonparticipants. Most key characteristics were similar between trial participants and US recipients, with moderate differences (|d| ≥ 0.2; all P < 0.001) in kidney failure cause, diabetes, dialysis duration, ischemic time, and several donor risk predictors, likely reflecting underlying population differences. CONCLUSIONS: BEST-Fluids p
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- 2022
6. The nutrition and food‐related roles, experiences and support needs of female family carers of malnourished older rehabilitation patients
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Marshall, S., Reidlinger, D. P., Young, A., and Isenring, E.
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- 2017
- Full Text
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7. POS-597 STRUCTURED CONSUMER ENGAGEMENT TO IMPROVE CLINICAL TRIALS
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Viecelli MD, A., primary, Robison, L., additional, Scholes-Robertson, N., additional, Guha, C., additional, Hawley, C., additional, Johnson, D., additional, Roberts, M., additional, Krishnasamy, R., additional, Collins, M., additional, Cho, Y., additional, and Reidlinger, D., additional
- Published
- 2022
- Full Text
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8. Resting metabolic rate and anthropometry in older people: a comparison of measured and calculated values
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Reidlinger, D. P., Willis, J. M., and Whelan, K.
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- 2015
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9. The goal trial protocol: comprehensive geriatric assessment for frail older people with chronic kidney disease to increase attainment of patient-identified goals-a cluster randomised controlled trial.
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Logan B., Gray L., Pole J., Polkinghorne K., Jose M., Gordon E.H., Scholes-Robertson N., Bailey J., Robison L., Hawley C., Varghese J., Kiriwandeniya C., Reidlinger D., Hubbard R.E., Viecelli A.K., Johnson D.W., Tong A., Comans T., Janda M., Pond C., Pascoe E., Peel N.M., Logan B., Gray L., Pole J., Polkinghorne K., Jose M., Gordon E.H., Scholes-Robertson N., Bailey J., Robison L., Hawley C., Varghese J., Kiriwandeniya C., Reidlinger D., Hubbard R.E., Viecelli A.K., Johnson D.W., Tong A., Comans T., Janda M., Pond C., Pascoe E., and Peel N.M.
- Abstract
Aim: To determine if a Comprehensive Geriatric Assessment (CGA) will allow frail older patients with chronic kidney disease (CKD) to better attain their treatment goals and improve their frailty and quality of life, while being cost-effective. Background(s): There is an increasing number of frail older patients with CKD. Many of them face deteriorating health and functional status, which adversely affects their quality of life. CGA is an effective intervention to improve survival and independence of older people but its effect in people with CKD remains unknown. Method(s): GOAL is a NHMRC-funded cluster randomized controlled trial developed by consumers, clinicians and researchers. It will recruit patients from January 2021 aged >=65 with CKD stage 3-5/5D and a Frailty Index >0.25. The intervention clusters will receive a CGA by a geriatrician to identify medical, social and functional needs, optimize medication prescribing and arrange multidisciplinary referral if required. The primary outcome is attainment of patient determined goals assessed by standardized Goal Attainment Scaling (GAS) at 3 months. Secondary outcomes include GAS scores at 6 and 12 months, quality of life (EQ-5D-5L), frailty (Frailty Index - Short Form), transfer to residential aged care facilities, cost effectiveness and safety (causespecific hospitalizations, mortality) at 12 months. Result(s): A two-arm design of 16 clusters with 1:1 allocation (~500 participants) has 90% power to detect a clinically meaningful mean difference in GAS score of 10 units. Conclusion(s): The GOAL trial addresses patient-prioritized outcomes and will be conducted, disseminated and implemented in partnership with patients and their caregivers. This is the first study, internationally, to evaluate the clinical and cost effectiveness of CGA in improving patient-important health outcomes in frail older people with CKD.
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- 2021
10. Representativeness of the PDOPPS cohort compared to the Australian PD population.
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Ethier I., Boudville N., McDonald S., Brown F., Kerr P.G., Walker R., Holt S.G., Badve S.V., Cho Y., Hawley C., Robison L., Reidlinger D., Milanzi E., Bieber B., McCullough K., Johnson D.W., Ethier I., Boudville N., McDonald S., Brown F., Kerr P.G., Walker R., Holt S.G., Badve S.V., Cho Y., Hawley C., Robison L., Reidlinger D., Milanzi E., Bieber B., McCullough K., and Johnson D.W.
- Abstract
Background: The Peritoneal Dialysis Outcomes and Practice Patterns Study (PDOPPS) is an international, prospective study following persons treated by peritoneal dialysis (PD) to identify modifiable practices associated with improvements in PD technique and person survival. The aim of this study was to assess the representativeness of the Australian cohort included in PDOPPS compared to the complete Australian PD population, as reported to the Australia and New Zealand Dialysis and Transplant (ANZDATA) Registry. Method(s): Adults with at least one PD treatment reported to ANZDATA Registry during the census period of PDOPPS Phase I (November 2014 to April 2018) were compared to the Australian PDOPPS cohort. The primary outcomes were the representativeness of centres and persons. Secondary outcomes explored the association of person characteristics with consent to study participation. Result(s): After data linkage, 511 PDOPPS participants were compared to 5616 Australians treated with PD. Within centres eligible for PDOPPS, selected centres were similar to other Australian centres. The PDOPPS participants' cohort tended to include older persons, more males, a higher proportion of Caucasians and more persons with higher socioeconomic advantage compared to the Australian PD population. Differences in distribution across sex and ethnicities between the PDOPPS cohort and the overall PD population were in part due to the selection and consent processes, during which females and non-Caucasians were more likely to not consent to PDOPPS participation. Conclusion(s): Sampling methods used in PDOPPS allowed for good national representativeness of the included centres. However, representativeness of the unweighted PDOPPS sample was suboptimal in regard to some participant characteristics.Copyright © The Author(s) 2021.
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- 2021
11. Effects of allopurinol on the progression of chronic kidney disease
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Badve, SV, Pascoe, EM, Tiku, A, Boudville, N, Brown, FG, Cass, A, Clarke, P, Dalbeth, N, Day, RO, De Zoysa, JR, Douglas, B, Faull, R, Harris, DC, Hawley, CM, Jones, GRD, Kanellis, J, Palmer, SC, Perkovic, V, Rangan, GK, Reidlinger, D, Robison, L, Walker, RJ, Walters, G, Johnson, DW, Badve, SV, Pascoe, EM, Tiku, A, Boudville, N, Brown, FG, Cass, A, Clarke, P, Dalbeth, N, Day, RO, De Zoysa, JR, Douglas, B, Faull, R, Harris, DC, Hawley, CM, Jones, GRD, Kanellis, J, Palmer, SC, Perkovic, V, Rangan, GK, Reidlinger, D, Robison, L, Walker, RJ, Walters, G, and Johnson, DW
- Abstract
BACKGROUND: Elevated serum urate levels are associated with progression of chronic kidney disease. Whether urate-lowering treatment with allopurinol can attenuate the decline of the estimated glomerular filtration rate (eGFR) in patients with chronic kidney disease who are at risk for progression is not known. METHODS: In this randomized, controlled trial, we randomly assigned adults with stage 3 or 4 chronic kidney disease and no history of gout who had a urinary albumin: creatinine ratio of 265 or higher (with albumin measured in milligrams and creatinine in grams) or an eGFR decrease of at least 3.0 ml per minute per 1.73 m2 of body-surface area in the preceding year to receive allopurinol (100 to 300 mg daily) or placebo. The primary outcome was the change in eGFR from randomization to week 104, calculated with the Chronic Kidney Disease Epidemiology Collaboration creatinine equation. RESULTS: Enrollment was stopped because of slow recruitment after 369 of 620 intended patients were randomly assigned to receive allopurinol (185 patients) or placebo (184 patients). Three patients per group withdrew immediately after randomization. The remaining 363 patients (mean eGFR, 31.7 ml per minute per 1.73 m2; median urine albumin: creatinine ratio, 716.9; mean serum urate level, 8.2 mg per deciliter) were included in the assessment of the primary outcome. The change in eGFR did not differ significantly between the allopurinol group and the placebo group (-3.33 ml per minute per 1.73 m2 per year [95% confidence interval {CI}, -4.11 to -2.55] and -3.23 ml per minute per 1.73 m2 per year [95% CI, -3.98 to -2.47], respectively; mean difference, -0.10 ml per minute per 1.73 m2 per year [95% CI, -1.18 to 0.97]; P = 0.85). Serious adverse events were reported in 84 of 182 patients (46%) in the allopurinol group and in 79 of 181 patients (44%) in the placebo group. CONCLUSIONS: In patients with chronic kidney disease and a high risk of progression, urate-lowering treatment with a
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- 2020
12. Plasma Exchange and Glucocorticoids in Severe ANCA-Associated Vasculitis
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Walsh, M, Merkel, PA, Peh, C-A, Szpirt, WM, Puéchal, X, Fujimoto, S, Hawley, CM, Khalidi, N, Floßmann, O, Wald, R, Girard, LP, Levin, A, Gregorini, G, Harper, L, Clark, WF, Pagnoux, C, Specks, U, Smyth, L, Tesar, V, Ito-Ihara, T, de Zoysa, JR, Szczeklik, W, Flores-Suárez, LF, Carette, S, Guillevin, L, Pusey, CD, Casian, AL, Brezina, B, Mazzetti, A, McAlear, CA, Broadhurst, E, Reidlinger, D, Mehta, S, Ives, N, Jayne, DRW, Walsh, M, Merkel, PA, Peh, C-A, Szpirt, WM, Puéchal, X, Fujimoto, S, Hawley, CM, Khalidi, N, Floßmann, O, Wald, R, Girard, LP, Levin, A, Gregorini, G, Harper, L, Clark, WF, Pagnoux, C, Specks, U, Smyth, L, Tesar, V, Ito-Ihara, T, de Zoysa, JR, Szczeklik, W, Flores-Suárez, LF, Carette, S, Guillevin, L, Pusey, CD, Casian, AL, Brezina, B, Mazzetti, A, McAlear, CA, Broadhurst, E, Reidlinger, D, Mehta, S, Ives, N, and Jayne, DRW
- Abstract
Death from any cause or ESKD occurred in 100 of 352 patients (28.4%) in the plasma-exchange group and in 109 of 352 patients (31.0%) in the control group (hazard ratio, 0.86; 95% confidence interval [CI], 0.65 to 1.13; P=0.27). The results were similar in subgroup analyses and in analyses of secondary outcomes. We also assessed the noninferiority of a reduced-dose regimen of glucocorticoids to a standard-dose regimen, using a noninferiority margin of 11 percentage points. Death from any cause or ESKD occurred in 92 of 330 patients (27.9%) in the reduced-dose group and in 83 of 325 patients (25.5%) in the standard-dose group (absolute risk difference, 2.3 percentage points; 90% CI, −3.4 to 8.0), which met the criterion for noninferiority. Serious infections at 1 year were less common in the reduced-dose group than in the standard-dose group (incidence rate ratio, 0.69; 95% CI, 0.52 to 0.93), but other secondary outcomes were similar in the two groups.
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- 2020
13. A randomized trial on the effect of phosphate reduction on vascular end points in CKD (improve-CKD).
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McMahon L.P., Vilayur E., Cooper B., Wong M.G., Tan K.-S., van Eps C., Cho Y., Barbara J., Paizis K., Nelson C., Gafor A.H.A., Meng O.L., Mushahar L., Maher E., Toussaint N.D., Pedagogos E., Lioufas N.M., Elder G.J., Pascoe E.M., Badve S.V., Valks A., Block G.A., Boudville N., Cameron J.D., Campbell K.L., Chen S.S.M., Faull R.J., Holt S.G., Jackson D., Jardine M.J., Johnson D.W., Kerr P.G., Lau K.K., Hooi L.-S., Narayan O., Perkovic V., Polkinghorne K.R., Pollock C.A., Reidlinger D., Robison L., Smith E.R., Walker R.J., Wang A.Y.M., Hawley C.M., Wyndham R., McMahon L.P., Vilayur E., Cooper B., Wong M.G., Tan K.-S., van Eps C., Cho Y., Barbara J., Paizis K., Nelson C., Gafor A.H.A., Meng O.L., Mushahar L., Maher E., Toussaint N.D., Pedagogos E., Lioufas N.M., Elder G.J., Pascoe E.M., Badve S.V., Valks A., Block G.A., Boudville N., Cameron J.D., Campbell K.L., Chen S.S.M., Faull R.J., Holt S.G., Jackson D., Jardine M.J., Johnson D.W., Kerr P.G., Lau K.K., Hooi L.-S., Narayan O., Perkovic V., Polkinghorne K.R., Pollock C.A., Reidlinger D., Robison L., Smith E.R., Walker R.J., Wang A.Y.M., Hawley C.M., and Wyndham R.
- Abstract
Background Hyperphosphatemia is associated with increased fibroblast growth factor 23 (FGF23), arterial calcification, and cardiovascular mortality. Effects of phosphate-lowering medication on vascular calcification and arterial stiffness in CKD remain uncertain. Methods To assess the effects of non-calcium-based phosphate binders on intermediate cardiovascular markers, we conducted a multicenter, double-blind trial, randomizing 278 participants with stage 3b or 4 CKD and serum phosphate.1.00 mmol/L (3.10 mg/dl) to 500 mg lanthanum carbonate or matched placebo thrice daily for 96 weeks. We analyzed the primary outcome, carotid-femoral pulse wave velocity, using a linear mixed effects model for repeated measures. Secondary outcomes included abdominal aortic calcification and serum and urine markers of mineral metabolism. Results A total of 138 participants received lanthanum and 140 received placebo (mean age 63.1 years; 69% male, 64% White). Mean eGFR was 26.6 ml/min per 1.73 m2; 45% of participants had diabetes and 32% had cardiovascular disease. Mean serum phosphate was 1.25 mmol/L (3.87 mg/dl), mean pulse wave velocity was 10.8 m/s, and 81.3% had abdominal aortic calcification at baseline. At 96 weeks, pulse wave velocity did not differ significantly between groups, nor did abdominal aortic calcification, serum phosphate, parathyroid hormone, FGF23, and 24-hour urinary phosphate. Serious adverse events occurred in 63 (46%) participants prescribed lanthanum and 66 (47%) prescribed placebo. Although recruitment to target was not achieved, additional analysis suggested this was unlikely to have significantly affected the principle findings. Conclusions In patients with stage 3b/4 CKD, treatment with lanthanum over 96 weeks did not affect arterial stiffness or aortic calcification compared with placebo. These findings do not support the role of intestinal phosphate binders to reduce cardiovascular risk in patients with CKD who have normophosphatemia. Clinical Trial r
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- 2020
14. Effects of allopurinol on the progression of chronic kidney disease.
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Clarke P., Dalbeth N., Day R.O., De Zoysa J.R., Douglas B., Perkovic V., Rangan G.K., Reidlinger D., Robison L., Walker R.J., Walters G., Johnson D.W., Badve S.V., Pascoe E.M., Tiku A., Boudville N., Brown F.G., Cass A., Faull R., Harris D.C., Hawley C.M., Jones G.R.D., Kanellis J., Palmer S.C., Clarke P., Dalbeth N., Day R.O., De Zoysa J.R., Douglas B., Perkovic V., Rangan G.K., Reidlinger D., Robison L., Walker R.J., Walters G., Johnson D.W., Badve S.V., Pascoe E.M., Tiku A., Boudville N., Brown F.G., Cass A., Faull R., Harris D.C., Hawley C.M., Jones G.R.D., Kanellis J., and Palmer S.C.
- Abstract
BACKGROUND: Elevated serum urate levels are associated with progression of chronic kidney disease. Whether urate-lowering treatment with allopurinol can attenuate the decline of the estimated glomerular filtration rate (eGFR) in patients with chronic kidney disease who are at risk for progression is not known. METHOD(S): In this randomized, controlled trial, we randomly assigned adults with stage 3 or 4 chronic kidney disease and no history of gout who had a urinary albumin: creatinine ratio of 265 or higher (with albumin measured in milligrams and creatinine in grams) or an eGFR decrease of at least 3.0 ml per minute per 1.73 m2 of body-surface area in the preceding year to receive allopurinol (100 to 300 mg daily) or placebo. The primary outcome was the change in eGFR from randomization to week 104, calculated with the Chronic Kidney Disease Epidemiology Collaboration creatinine equation. RESULT(S): Enrollment was stopped because of slow recruitment after 369 of 620 intended patients were randomly assigned to receive allopurinol (185 patients) or placebo (184 patients). Three patients per group withdrew immediately after randomization. The remaining 363 patients (mean eGFR, 31.7 ml per minute per 1.73 m2; median urine albumin: creatinine ratio, 716.9; mean serum urate level, 8.2 mg per deciliter) were included in the assessment of the primary outcome. The change in eGFR did not differ significantly between the allopurinol group and the placebo group (-3.33 ml per minute per 1.73 m2 per year [95% confidence interval {CI}, -4.11 to -2.55] and -3.23 ml per minute per 1.73 m2 per year [95% CI, -3.98 to -2.47], respectively; mean difference, -0.10 ml per minute per 1.73 m2 per year [95% CI, -1.18 to 0.97]; P = 0.85). Serious adverse events were reported in 84 of 182 patients (46%) in the allopurinol group and in 79 of 181 patients (44%) in the placebo group. CONCLUSION(S): In patients with chronic kidney disease and a high risk of progression, urate-lowering treatment
- Published
- 2020
15. Study Protocol for Better Evidence for Selecting Transplant Fluids (BEST-Fluids): a pragmatic, registry-based, multi-center, double-blind, randomized controlled trial evaluating the effect of intravenous fluid therapy with Plasma-Lyte 148 versus 0.9% saline on delayed graft function in deceased donor kidney transplantation
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Collins, MG, Fahim, MA, Pascoe, EM, Dansie, KB, Hawley, CM, Clayton, PA, Howard, K, Johnson, DW, McArthur, CJ, McConnochie, RC, Mount, PF, Reidlinger, D, Robison, L, Varghese, J, Vergara, LA, Weinberg, L, Chadban, SJ, Collins, MG, Fahim, MA, Pascoe, EM, Dansie, KB, Hawley, CM, Clayton, PA, Howard, K, Johnson, DW, McArthur, CJ, McConnochie, RC, Mount, PF, Reidlinger, D, Robison, L, Varghese, J, Vergara, LA, Weinberg, L, and Chadban, SJ
- Abstract
BACKGROUND: Delayed graft function, the requirement for dialysis due to poor kidney function post-transplant, is a frequent complication of deceased donor kidney transplantation and is associated with inferior outcomes and higher costs. Intravenous fluids given during and after transplantation may affect the risk of poor kidney function after transplant. The most commonly used fluid, isotonic sodium chloride (0.9% saline), contains a high chloride concentration, which may be associated with acute kidney injury, and could increase the risk of delayed graft function. Whether using a balanced, low-chloride fluid instead of 0.9% saline is safe and improves kidney function after deceased donor kidney transplantation is unknown. METHODS: BEST-Fluids is an investigator-initiated, pragmatic, registry-based, multi-center, double-blind, randomized controlled trial. The primary objective is to compare the effect of intravenous Plasma-Lyte 148 (Plasmalyte), a balanced, low-chloride solution, with the effect of 0.9% saline on the incidence of delayed graft function in deceased donor kidney transplant recipients. From January 2018 onwards, 800 participants admitted for deceased donor kidney transplantation will be recruited over 3 years in Australia and New Zealand. Participants are randomized 1:1 to either intravenous Plasmalyte or 0.9% saline peri-operatively and until 48 h post-transplant, or until fluid is no longer required; whichever comes first. Follow up is for 1 year. The primary outcome is the incidence of delayed graft function, defined as dialysis in the first 7 days post-transplant. Secondary outcomes include early kidney transplant function (composite of dialysis duration and rate of improvement in graft function when dialysis is not required), hyperkalemia, mortality, graft survival, graft function, quality of life, healthcare resource use, and cost-effectiveness. Participants are enrolled, randomized, and followed up using the Australia and New Zealand Dialysis an
- Published
- 2020
16. Communication skills teaching for student dietitians using experiential learning and simulated patients
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Knight, A., primary, Baldwin, C., additional, Reidlinger, D. P., additional, and Whelan, K., additional
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- 2020
- Full Text
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17. Can we IMPROVE cardiovascular outcomes through phosphate lowering in CKD? Rationale and protocol for the IMpact of Phosphate Reduction on Vascular End-points in Chronic Kidney Disease (IMPROVE-CKD) study
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Lioufas, N, Toussaint, ND, Pedagogos, E, Elder, G, Badve, SV, Pascoe, E, Valks, A, Hawley, C, Block, GA, Boudville, NC, Campbell, K, Cameron, JD, Chen, SSM, Faull, RJ, Holt, SG, Hooi, LS, Jackson, D, Jardine, MJ, Johnson, DW, Kerr, PG, Lau, KK, Morrish, A, Perkovic, V, Polkinghorne, KR, Pollock, CA, Reidlinger, D, Robison, L, Smith, ER, Walker, RJ, Wang, AYM, Lioufas, N, Toussaint, ND, Pedagogos, E, Elder, G, Badve, SV, Pascoe, E, Valks, A, Hawley, C, Block, GA, Boudville, NC, Campbell, K, Cameron, JD, Chen, SSM, Faull, RJ, Holt, SG, Hooi, LS, Jackson, D, Jardine, MJ, Johnson, DW, Kerr, PG, Lau, KK, Morrish, A, Perkovic, V, Polkinghorne, KR, Pollock, CA, Reidlinger, D, Robison, L, Smith, ER, Walker, RJ, and Wang, AYM
- Abstract
Introduction Patients with chronic kidney disease (CKD) are at heightened cardiovascular risk, which has been associated with abnormalities of bone and mineral metabolism. A deeper understanding of these abnormalities should facilitate improved treatment strategies and patient-level outcomes, but at present there are few large, randomised controlled clinical trials to guide management. Positive associations between serum phosphate and fibroblast growth factor 23 (FGF-23) and cardiovascular morbidity and mortality in both the general and CKD populations have resulted in clinical guidelines suggesting that serum phosphate be targeted towards the normal range, although few randomised and placebo-controlled studies have addressed clinical outcomes using interventions to improve phosphate control. Early preventive measures to reduce the development and progression of vascular calcification, left ventricular hypertrophy and arterial stiffness are crucial in patients with CKD. Methods and analysis We outline the rationale and protocol for an international, multicentre, randomised parallel-group trial assessing the impact of the non-calcium-based phosphate binder, lanthanum carbonate, compared with placebo on surrogate markers of cardiovascular disease in a predialysis CKD population - the IM pact of P hosphate R eduction O n V ascular E nd-points (IMPROVE)-CKD study. The primary objective of the IMPROVE-CKD study is to determine if the use of lanthanum carbonate reduces the burden of cardiovascular disease in patients with CKD stages 3b and 4 when compared with placebo. The primary end-point of the study is change in arterial compliance measured by pulse wave velocity over a 96-week period. Secondary outcomes include change in aortic calcification and biochemical parameters of serum phosphate, parathyroid hormone and FGF-23 levels. Ethics and dissemination Ethical approval for the IMPROVE-CKD trial was obtained by each local Institutional Ethics Committee for all 17 partic
- Published
- 2019
18. Replicating group‐based education interventions for the management of type 2 diabetes: a review of intervention reporting
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Odgers‐Jewell, K., primary, Ball, L. E., additional, Reidlinger, D. P., additional, Isenring, E. A., additional, Thomas, R., additional, and Kelly, J. T., additional
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- 2019
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19. SAT-235 PRINCIPLES AND STRATEGIES FOR INVOLVING PATIENTS IN RESEARCH IN CHRONIC KIDNEY DISEASE: REPORT FROM NATIONAL WORKSHOPS
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GUTMAN, T., primary, Tong, A., additional, Howell, M., additional, Dansie, K., additional, Hawley, C., additional, Craig, J., additional, Jesudason, S., additional, Reidlinger, D., additional, McDonald, S., additional, and n behalf of the BEAT-CKD Workshop investigators, O., additional
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- 2019
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20. Preparing our future workforce: a qualitative exploration of dietetics practice educators’ experiences
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Morgan, K., primary, Campbell, K. L., additional, Sargeant, S., additional, and Reidlinger, D. P., additional
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- 2019
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21. Replicating group‐based education interventions for the management of type 2 diabetes: a review of intervention reporting.
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Odgers‐Jewell, K., Ball, L. E., Reidlinger, D. P., Isenring, E. A., Thomas, R., and Kelly, J. T.
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TYPE 2 diabetes treatment ,DIABETES ,PATIENT education ,PUBLIC health laws ,TEACHING methods ,HUMAN services programs ,ADULTS - Abstract
Aims: To assess the completeness of reporting of group‐based education interventions for the management of type 2 diabetes. Methods: A previous systematic review of group‐based education programmes for adults with type 2 diabetes identified eligible intervention studies. Data were extracted and assessed using the Template for Intervention Description and Replication ('TIDieR') checklist. Missing data were sourced from other published material, or by contacting authors. Results: Fifty‐three publications describing 47 studies were included. No publications sufficiently described all items. Authors of 43 of the 47 included studies (91%) were contacted via e‐mail to obtain missing data in order to complete the TIDieR checklist. Seven (16%) did not respond. Additional data were obtained for 33/47 studies (70%). Most studies (45/47, 96%) described the intervention duration and frequency, detailed the procedures and rationale (40/47, 85%), provided a brief intervention name and explained any individual tailoring (38/47, 81%), defined whether providers received training and adequately described how the programme was delivered (37/47, 79%). However, few described any modifications (28/47, 60%), whether the intervention was delivered as planned (27/47, 57%), where it was delivered (21/47, 45%), whether materials were provided (19/47, 40%), and who delivered the intervention (13/47, 28%). Conclusions: Group‐based education interventions for the management of type 2 diabetes are poorly reported. To translate effective research into practice, practitioners need sufficient detail to implement evidence‐based interventions. Researcher adoption of the TIDieR checklist will assist the translation and replication of published interventions. What's new?: Group‐based education for the management of type 2 diabetes is effective in improving HbA1c, fasting blood glucose, body weight, waist circumference, triglyceride levels and diabetes knowledge.Poorly reported interventions impede intervention replication and research translation.Group‐based education interventions for the management of type 2 diabetes are poorly reported and often incomplete.Authors should use the Template for Intervention Description and Replication ('TIDieR') checklist to plan and report interventions completely to assist the replication and implementation of interventions, and improve group‐based education and outcomes for people with type 2 diabetes in practice. [ABSTRACT FROM AUTHOR]
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- 2020
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22. Dietetics students’ experiences of dietetics workforce preparation and preparedness: a systematic review and qualitative synthesis
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Morgan, K., primary, Campbell, K. L., additional, and Reidlinger, D. P., additional
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- 2018
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23. Association between serum hepcidin-25 and primary resistance to erythropoiesis-stimulating agents in chronic kidney disease: a secondary analysis of the HERO trial
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Gummer, J, Trengove, R, Pascoe, EM, Badve, SV, Cass, A, Clarke, P, McDonald, SP, Morrish, AT, Pedagogos, E, Perkovic, V, Reidlinger, D, Scaria, A, Walker, R, Vergara, LA, Hawley, CM, Johnson, DW, Olynyk, JK, Ferrari, P, Gummer, J, Trengove, R, Pascoe, EM, Badve, SV, Cass, A, Clarke, P, McDonald, SP, Morrish, AT, Pedagogos, E, Perkovic, V, Reidlinger, D, Scaria, A, Walker, R, Vergara, LA, Hawley, CM, Johnson, DW, Olynyk, JK, and Ferrari, P
- Abstract
Background: Pentoxifylline has been shown to increase haemoglobin levels in patients with chronic kidney disease (CKD) and erythropoietin-stimulating agent (ESA)-hyporesponsive anaemia in the Handling Erythropoietin Resistance with Oxpentifylline multicentre double-blind, randomized controlled trial. The present sub-study evaluated the effects of pentoxifylline on the iron-regulatory hormone hepcidin in patients with ESA-hyporesponsive CKD. Methods: This sub-study included 13 patients in the pentoxifylline arm (400 mg daily) and 13 in the matched placebo arm. Hepcidin-25 was measured by ultra performance liquid chromatography/quadrupole time-of-flight mass spectrometry following isolation from patient serum. Serum hepcidin-25, serum iron biomarkers, haemoglobin and ESA dosage were compared within and between the two groups. Results: Hepcidin-25 concentration at 4 months adjusted for baseline did not differ significantly in pentoxifylline versus placebo treated patients (adjusted mean difference (MD) −7.9 nmol, P = 0.114), although the difference between the groups mean translated into a >25% reduction of circulating hepcidin-25 due to pentoxifylline compared with the placebo baseline. In paired analysis, serum hepcidin-25 levels were significantly decreased at 4 months compared with baseline in the pentoxifylline group (−5.47 ± 2.27 nmol/l, P < 0.05) but not in the placebo group (2.82 ± 4.29 nmol/l, P = 0.24). Pentoxifylline did not significantly alter serum ferritin (MD 55.4 mcg/l), transferrin saturation (MD 4.04%), the dosage of ESA (MD −9.93 U/kg per week) or haemoglobin concentration (MD 5.75 g/l). Conclusion: The reduction of circulating hepcidin-25 due to pentoxifylline did not reach statistical significance; however, the magnitude of the difference suggests that pentoxifylline may be a clinically and biologically meaningful modulator of hepcidin-25 in dialysis of patients with ESA-hyporesponsive anaemia.
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- 2017
24. Association between serum hepcidin-25 and primary resistance to erythropoiesis-stimulating agents in chronic kidney disease: a secondary analysis of the HERO trial
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Gummer, J., Trengove, R., Pascoe, E.M., Badve, S.V., Cass, A., Clarke, P., McDonald, S.P., Morrish, A.T., Pedagogos, E., Perkovic, V., Reidlinger, D., Scaria, A., Walker, R., Vergara, L.A., Hawley, C.M., Johnson, D.W., Olynyk, J.K., Ferrari, P., Gummer, J., Trengove, R., Pascoe, E.M., Badve, S.V., Cass, A., Clarke, P., McDonald, S.P., Morrish, A.T., Pedagogos, E., Perkovic, V., Reidlinger, D., Scaria, A., Walker, R., Vergara, L.A., Hawley, C.M., Johnson, D.W., Olynyk, J.K., and Ferrari, P.
- Abstract
Background: Pentoxifylline has been shown to increase haemoglobin levels in patients with chronic kidney disease (CKD) and erythropoietin-stimulating agent (ESA)-hyporesponsive anaemia in the Handling Erythropoietin Resistance with Oxpentifylline multicentre double-blind, randomized controlled trial. The present sub-study evaluated the effects of pentoxifylline on the iron-regulatory hormone hepcidin in patients with ESA-hyporesponsive CKD. Methods: This sub-study included 13 patients in the pentoxifylline arm (400 mg daily) and 13 in the matched placebo arm. Hepcidin-25 was measured by ultra performance liquid chromatography/quadrupole time-of-flight mass spectrometry following isolation from patient serum. Serum hepcidin-25, serum iron biomarkers, haemoglobin and ESA dosage were compared within and between the two groups. Results: Hepcidin-25 concentration at 4 months adjusted for baseline did not differ significantly in pentoxifylline versus placebo treated patients (adjusted mean difference (MD) −7.9 nmol, P = 0.114), although the difference between the groups mean translated into a >25% reduction of circulating hepcidin-25 due to pentoxifylline compared with the placebo baseline. In paired analysis, serum hepcidin-25 levels were significantly decreased at 4 months compared with baseline in the pentoxifylline group (−5.47 ± 2.27 nmol/l, P < 0.05) but not in the placebo group (2.82 ± 4.29 nmol/l, P = 0.24). Pentoxifylline did not significantly alter serum ferritin (MD 55.4 mcg/l), transferrin saturation (MD 4.04%), the dosage of ESA (MD −9.93 U/kg per week) or haemoglobin concentration (MD 5.75 g/l). Conclusion: The reduction of circulating hepcidin-25 due to pentoxifylline did not reach statistical significance; however, the magnitude of the difference suggests that pentoxifylline may be a clinically and biologically meaningful modulator of hepcidin-25 in dialysis of patients with ESA-hyporesponsive anaemia.
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- 2017
25. Effectiveness of group-based self-management education for individuals with Type 2 diabetes: a systematic review with meta-analyses and meta-regression
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Odgers-Jewell, K., primary, Ball, L. E., additional, Kelly, J. T., additional, Isenring, E. A., additional, Reidlinger, D. P., additional, and Thomas, R., additional
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- 2017
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26. Social media use by registered dietitians and pre-registration dietetic students in the UK and Ireland
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Knight, A., primary, Brown, F., additional, and Reidlinger, D., additional
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- 2017
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27. Dietetics students' experiences of dietetics workforce preparation and preparedness: a systematic review and qualitative synthesis.
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Morgan, K., Campbell, K. L., and Reidlinger, D. P.
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CINAHL database ,DIETETICS education ,DIETITIANS ,ERIC (Information retrieval system) ,HEALTH occupations students ,MEDICAL information storage & retrieval systems ,PSYCHOLOGY information storage & retrieval systems ,INTERPROFESSIONAL relations ,LABOR supply ,MEDICAL practice ,MEDLINE ,SYSTEMATIC reviews ,THEMATIC analysis ,META-synthesis - Abstract
Background: Dietetics students are a widely researched group. As emerging dietitians, they can provide valuable insights to inform how dietetics education programmes may be enhanced to meet contemporary healthcare needs. This review aimed to systematically synthesise dietetics students' experiences of dietetics workforce preparation. Methods: MEDLINE, CINAHL, Embase, PsycINFO, ERIC, Informit and ProQuest Dissertations and Theses Global were searched to identify research published until June 2017. Studies investigating dietetics students' experiences of dietetics workforce preparation, and employing qualitative data collection and analysis methods were included. Data analysis was guided by thematic synthesis, where themes were constructed through an iterative and inductive process. Study quality was appraised using the RATS Qualitative Research Review Guidelines. Results: From the 3301 records identified, five studies met the inclusion criteria and the views of 120 dietetics students from two countries over a 9‐year period were synthesised. The overarching theme of 'navigating through the ups and downs' was underpinned by four main themes: enduring hurdles; reconciling expectations; transforming self; and making and breaking connections. Quality appraisal results rated selection bias as being inadequate/inappropriate across all studies. Conclusions: Dietetics students undertake a transformational journey through dietetics education. They are inspired by seeing what is possible through meaningful encounters with practitioners in diverse settings. However, they are challenged by competitive environments and perceived ideals that are embedded in the profession. Strategies that focus on exposing dietetics students to inspirational practitioners, increasing and celebrating diversity in academic/placement settings, and incentivising collaboration across dietetics education, could act as catalysts to enhance the experience of future dietetics students and the nutrition‐related health of those they will serve. [ABSTRACT FROM AUTHOR]
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- 2019
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28. The nutrition and food-related roles, experiences and support needs of female family carers of malnourished older rehabilitation patients
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Marshall, S., primary, Reidlinger, D. P., additional, Young, A., additional, and Isenring, E., additional
- Published
- 2016
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29. Association between serum alkaline phosphatase and primary resistance to erythropoiesis stimulating agents in chronic kidney disease: A secondary analysis of the HERO trial
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Badve, SV, Zhang, L, Coombes, JS, Pascoe, EM, Cass, A, Clarke, P, Ferrari, P, McDonald, SP, Morrish, AT, Pedagogos, E, Perkovic, V, Reidlinger, D, Scaria, A, Walker, R, Vergara, LA, Hawley, CM, Johnson, DW, D'Almeida, E, Fassett, R, Kirkpatrick, C, Phoon, R, Badve, SV, Zhang, L, Coombes, JS, Pascoe, EM, Cass, A, Clarke, P, Ferrari, P, McDonald, SP, Morrish, AT, Pedagogos, E, Perkovic, V, Reidlinger, D, Scaria, A, Walker, R, Vergara, LA, Hawley, CM, Johnson, DW, D'Almeida, E, Fassett, R, Kirkpatrick, C, and Phoon, R
- Abstract
© 2015 Badve et al. Background: Erythropoiesis stimulating agent (ESA)-resistant anemia is common in chronic kidney disease (CKD). Objectives: To evaluate the determinants of severity of ESA resistance in patients with CKD and primary ESA-resistance. Design: Secondary analysis of a randomized controlled trial (the Handling Erythropoietin Resistance with Oxpentifylline, HERO) Setting and patients: 53 adult patients with CKD stage 4 or 5 and primary ESA-resistant anemia (hemoglobin ≤120g/L, ESA resistance index [ERI] ≥1.0IU/kg/week/gHb for erythropoietin or ≥0.005μg/kg/week/gHb for darbepoeitin, no cause for ESA-resistance identified). Measurements: Iron studies, parathyroid hormone, albumin, liver enzymes, phosphate or markers of oxidative stress and inflammation. Methods: Participants were divided into tertiles of ERI. Multinomial logistic regression was used to analyse the determinants of ERI tertiles. Results: All patients, except one, were receiving dialysis for end-stage kidney disease. The mean±SD ERI values in the low (n=18), medium (n=18) and high (n=17) ERI tertiles were 1.4±0.3, 2.3±0.2 and 3.5±0.8IU/kg/week/gHb, respectively (P<0.001). There were no significant differences observed in age, gender, ethnicity, cause of kidney disease, diabetes, iron studies, parathyroid hormone, albumin, liver enzymes, phosphate or markers of oxidative stress and inflammation between the ERI tertiles. The median [inter-quartile range] serum alkaline phosphatase concentrations in the low, medium and high ERI tertiles were 89 [64,121], 99 [76,134 and 148 [87,175] U/L, respectively (P=0.054). There was a weak but statistically significant association between ERI and serum alkaline phosphatase (R2=0.06, P=0.03). Using multinomial logistic regression, the risk of being in the high ERI tertile relative to the low ERI tertile increased with increasing serum alkaline phosphatase levels (P=0.02). No other variables were significantly associated with ERI. Limitations: Small sample siz
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- 2015
30. Urinary alkylresorcinol metabolites as a biomarker of dietary wholegrain intake and of compliance in a randomised dietary intervention trial: results from the CRESSIDA Study
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Cuff, J., primary, Sanders, T. A. B., additional, Reidlinger, D. P., additional, Hall, W. L., additional, Gray, R., additional, and Darzi, J., additional
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- 2015
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31. Resting metabolic rate and anthropometry in older people: a comparison of measured and calculated values
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Reidlinger, D. P., primary, Willis, J. M., additional, and Whelan, K., additional
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- 2014
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32. Advice to consume 1–2 portions of oily fish per week improves vitamin D status
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Fisk, C. M., primary, Reidlinger, D. P., additional, and Sanders, T. A. B., additional
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- 2013
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33. The effectiveness of an integrated dietary intervention compared with an average UK diet in reducing cardiovascular disease risk factors in older men and women aged 40 to 70 years: the CRESSIDA Study
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Reidlinger, D. P., primary, Darzi, J., additional, Hall, W. L., additional, Maniou, Z., additional, Govoni, V., additional, Seed, P., additional, Chowienczyk, P. J., additional, and Sanders, T. A. B., additional
- Published
- 2013
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34. Nutritional biomarkers to assess compliance to dietary advice given in an integrated dietary intervention: results from the CRESSIDA Study
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Darzi, J., primary, Reidlinger, D. P., additional, Hall, W. L., additional, Maniou, Z., additional, Govoni, V., additional, Taylor, D. R., additional, Seed, P., additional, Chowienczyk, P. J., additional, and Sanders, T. A. B., additional
- Published
- 2013
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35. An evaluation of the integration of theory and practice during practice education: Placement A
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Reidlinger, D., primary, Croxford, S., additional, and Illingworth, S., additional
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- 2008
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36. Refeeding syndrome in hospital patients referred for enteral and parenteral nutrition
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Fleuret, C., primary, Reidlinger, D., additional, Whelan, K., additional, and Rio, A., additional
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- 2008
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37. The randomized controlled trial (NAVKIDS 2 ) of a patient navigator program created for children with chronic kidney disease.
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Wong G, Guha C, Mallitt KA, van Zwieten A, Khalid R, Francis A, Jaure A, Kim S, Teixeira-Pinto A, Aquino M, Bernier-Jean A, Johnson DW, Hahn D, Reidlinger D, Ryan EG, Mackie F, McCarthy H, Varghese J, Kiriwandeniya C, Howard K, Larkins N, Macauley L, Walker A, Howell M, Caldwell P, Woodleigh R, Jesudason S, Carter S, Kennedy S, Alexander S, McTaggart S, Craig JC, and Hawley CM
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- Humans, Male, Female, Child, Adolescent, Child, Preschool, Infant, Caregivers psychology, Health Services Accessibility organization & administration, Patient Satisfaction, Infant, Newborn, Renal Dialysis, Kidney Transplantation, Patient Navigation organization & administration, Renal Insufficiency, Chronic therapy, Renal Insufficiency, Chronic psychology, Quality of Life
- Abstract
Patient navigators enable adult patients to circumnavigate complex health systems, improving access to health care and outcomes. Here, we aimed to evaluate the effects of a patient navigation program in children with chronic kidney disease (CKD). In this multi-center, randomized controlled trial, we randomly assigned children (aged 0-16 years) with CKD stages 1-5 (including children on dialysis or with kidney transplants), from low socioeconomic status backgrounds, and/or residing in remote areas, to receive patient navigation at randomization (immediate) or at six months (waitlist). The primary outcome was self-rated health (SRH) of participating children at six months, using intention to treat analysis. Secondary outcomes included caregivers' SRH and satisfaction with health care, children's quality of life, hospitalizations, and missed school days. Repeated measures of the primary outcome from baseline to six months were analyzed using cumulative logit mixed effects models. Semi-structured interviews were thematically evaluated. Of 398 screened children, 162 were randomized (80 immediate and 82 waitlist); mean age (standard deviation) of 8.8 (4.8) years with 64.8% male. SRH was not significantly different between the immediate and wait-listed groups at six months. There were also no differences across all secondary outcomes between the two groups. Caregivers' perspectives were reflected in seven themes: easing mental strain, facilitating care coordination, strengthening capacity to provide care, reinforcing care collaborations, alleviating family tensions, inability to build rapport and unnecessary support. Thus, in children with CKD, self-rated health may not improve in response to a navigator program, but caregivers gained skills related to providing and accessing care., (Copyright © 2024 International Society of Nephrology. Published by Elsevier Inc. All rights reserved.)
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- 2024
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38. The Australian Frailty Network: Development of a consumer-focussed national response to frailty.
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Reid N, Young A, Baldassar L, Christoffersen A, Comans T, Conroy S, Etherton-Beer C, Ferris J, Singh MF, Fox S, Gordon EH, Ghosh M, Guha C, Hilmer S, Kouladjian O'Donnell L, Logan B, Ludlow K, Miller M, Morgan M, Mudge A, Muscedere J, Reidlinger D, Rockwood K, Saunders R, Ward D, Yates P, and Hubbard RE
- Abstract
Frailty is an important concept in the care of older adults. Over the past two decades, significant advances have been made in measuring frailty. While it is now well-recognised that frailty status is an important determinant of outcomes from medical illnesses or surgical interventions, frailty measurement is not currently routinely integrated into clinical practice. In the community setting, it is uncommon for general practitioners to deliver frailty-optimised care. In hospitals, there is substantial variability in how people living with frailty are managed. This variability is notable between and even within disciplines. Furthermore, gains from understanding frailty mechanisms and risk factors are not yet applied/implemented at scale to delay the progression of frailty in community-dwellers. The Australian Frailty Network (AFN) is a national collaborative group of researchers, clinicians, non-government organisations, consumers and policymakers, in which the engagement and active involvement of consumers has been embedded from the outset. The AFN aims to generate new knowledge to improve health outcomes, to ensure evidence-based management is translated into clinical practice and to build capacity in multidisciplinary and translational frailty research. Here, we describe the development of the AFN, highlighting important milestones: (i) securing funding for the network and flagship elements; (ii) an inaugural summit to establish the strategic vision, values and scope with end-users; (iii) sabbatical visits to learn from international examples; and (iv) developing the governance structure and an actionable plan encompassing consumer engagement, research, education and policy and practice to maximise impact., (© 2024 AJA Inc.)
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- 2024
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39. Perspectives of Caregivers on Access to Health Care for Children with CKD.
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Guha C, Khalid R, Mallitt KA, van Zwieten A, Francis A, Kim S, Teixeira-Pinto A, Aquino M, Bernier-Jean A, Johnson DW, Hahn D, Reidlinger D, Ryan EG, Mackie F, McCarthy H, Varghese J, Kiriwandeniya C, Howard K, Larkins N, Macauley L, Walker A, Howell M, Caldwell P, Woodleigh R, Jesudason S, Carter S, Kennedy S, Alexander S, McTaggart S, Craig JC, Hawley CM, Wong G, and Jaure A
- Abstract
Introduction: Inequitable access to health care based on demographic factors such as ethnicity, socioeconomic status and geographical location has been consistently found in children with chronic kidney disease (CKD). However, little is known about the perspectives of caregivers on accessing health care. We described caregivers' perspectives on accessing health care for children with CKD from socioeconomically disadvantaged backgrounds and/or rural or remote areas., Methods: Caregivers of Australian children aged 0 to 16 years, across all CKD stages, from low socioeconomic status backgrounds, and/or residing in rural or remote areas, purposively sampled from 5 centers, participated in semi structured interviews on accessing health care. Transcripts were analyzed thematically., Results: From 32 interviews, we identified 6 themes: lack of agency undermining ability to seek care (obscurity of symptoms, uncertain and confused about care processes, and vulnerable and unable to advocate), losing trust in clinicians (confused by inconsistencies and ambiguities in advice, and distressed by lack of collaborative care), exasperated by organizational rigidity (frustrated by bureaucratic roadblocks, lack of access to specialist care in rural and remote settings, and inadequacies of support programs), compounding burden of caregiving (unsustainable financial pressure, debilitating exhaustion, and asymmetry of responsibility), intensifying strain on family (uprooting to relocate, sibling stress and neglect, and depending on family support), building resilience and stability (empowerment through education and confidence in technical and medical support)., Conclusions: Caregivers of children with CKD from disadvantaged backgrounds feel disempowered and vulnerable when accessing care for their child. Strategies are needed to improve access to health care for families who are socioeconomically or geographically disadvantaged., (© 2024 International Society of Nephrology. Published by Elsevier Inc.)
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- 2024
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40. Activities critical to success and growth of clinical trials networks. What is needed and how are we doing? An Australian and New Zealand perspective.
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Sanders M, Goulding K, Oakley E, Reidlinger D, and Groom KM
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- Humans, Australasia, Australia, New Zealand, Surveys and Questionnaires, Clinical Trials as Topic, Delivery of Health Care
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Background: Clinical trial evidence underpins evidence-based medicine and the improvement of healthcare worldwide. In Australasia, a significant proportion of clinical trials are conducted by geographically dispersed and multidisciplinary clinical researchers under the auspices of Clinical Trials Networks (CTNs). These groups play an important role in contributing to evidence-based medicine, primarily by conducting investigator-initiated clinical trials. Despite their clear benefits in terms of return on investment, CTNs suffer significant challenges., Methods: We conducted surveys and focus groups with Australian and New Zealand CTNs to identifying the activities and attributes that enable CTNs to operate successfully. Based on our findings, we then conducted further surveys of Australian and New Zealand CTNs to identify the prevalence of these success factors in existing CTNs., Results: Our focus groups identified three key themes associated with success and growth of a CTN: engaged membership, established infrastructure, and sustainability; and thirteen critical success factors: shared vision and motivation; strong leaders, governance and succession planning; an executive officer; sustainable funding for operations; effective communication; diverse representation and consumer input; transparent processes; a strong pipeline of trials; a reputable and recognised CTN brand; innovation and adaption; an effective group of network sites with a skilled workforce; embedded trials and prioritisation of research. These key themes and the relevant key areas were presented to 30 CTNs. Two factors were almost universally present in CTNs, reflecting the importance of these attributes: the presence of an executive officer, and a strong pipeline of trials. Three factors had a particularly low prevalence: sustainable funding for operations, effective communication, and embedded trials., Conclusions: By supporting both emerging and established CTNs to achieve critical success factors, we can improve the efficiency of CTNs to continue to contribute and expand their clinical trial activities. Particular focus needs to be on finding sustainable funding for CTNs, and raising awareness of the critical role undertaken by CTNs to improve healthcare and health outcomes., (© 2023. The Author(s).)
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- 2023
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41. Balanced crystalloid solution versus saline in deceased donor kidney transplantation (BEST-Fluids): a pragmatic, double-blind, randomised, controlled trial.
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Collins MG, Fahim MA, Pascoe EM, Hawley CM, Johnson DW, Varghese J, Hickey LE, Clayton PA, Dansie KB, McConnochie RC, Vergara LA, Kiriwandeniya C, Reidlinger D, Mount PF, Weinberg L, McArthur CJ, Coates PT, Endre ZH, Goodman D, Howard K, Howell M, Jamboti JS, Kanellis J, Laurence JM, Lim WH, McTaggart SJ, O'Connell PJ, Pilmore HL, Wong G, and Chadban SJ
- Subjects
- Adult, Child, Humans, Male, Female, Chlorides, Australia epidemiology, Crystalloid Solutions, Double-Blind Method, Kidney Transplantation
- Abstract
Background: Delayed graft function (DGF) is a major adverse complication of deceased donor kidney transplantation. Intravenous fluids are routinely given to patients receiving a transplant to maintain intravascular volume and optimise graft function. Saline (0·9% sodium chloride) is widely used but might increase the risk of DGF due to its high chloride content. We aimed to test our hypothesis that using a balanced low-chloride crystalloid solution (Plasma-Lyte 148) instead of saline would reduce the incidence of DGF., Methods: BEST-Fluids was a pragmatic, registry-embedded, multicentre, double-blind, randomised, controlled trial at 16 hospitals in Australia and New Zealand. Adults and children of any age receiving a deceased donor kidney transplant were eligible; those receiving a multi-organ transplant or weighing less than 20 kg were excluded. Participants were randomly assigned (1:1) using an adaptive minimisation algorithm to intravenous balanced crystalloid solution (Plasma-Lyte 148) or saline during surgery and up until 48 h after transplantation. Trial fluids were supplied in identical bags and clinicians determined the fluid volume, rate, and time of discontinuation. The primary outcome was DGF, defined as receiving dialysis within 7 days after transplantation. All participants who consented and received a transplant were included in the intention-to-treat analysis of the primary outcome. Safety was analysed in all randomly assigned eligible participants who commenced surgery and received trial fluids, whether or not they received a transplant. This study is registered with Australian New Zealand Clinical Trials Registry, (ACTRN12617000358347), and ClinicalTrials.gov (NCT03829488)., Findings: Between Jan 26, 2018, and Aug 10, 2020, 808 participants were randomly assigned to balanced crystalloid (n=404) or saline (n=404) and received a transplant (512 [63%] were male and 296 [37%] were female). One participant in the saline group withdrew before 7 days and was excluded, leaving 404 participants in the balanced crystalloid group and 403 in the saline group that were included in the primary analysis. DGF occurred in 121 (30%) of 404 participants in the balanced crystalloid group versus 160 (40%) of 403 in the saline group (adjusted relative risk 0·74 [95% CI 0·66 to 0·84; p<0·0001]; adjusted risk difference 10·1% [95% CI 3·5 to 16·6]). In the safety analysis, numbers of investigator-reported serious adverse events were similar in both groups, being reported in three (<1%) of 406 participants in the balanced crystalloid group versus five (1%) of 409 participants in the saline group (adjusted risk difference -0·5%, 95% CI -1·8 to 0·9; p=0·48)., Interpretation: Among patients receiving a deceased donor kidney transplant, intravenous fluid therapy with balanced crystalloid solution reduced the incidence of DGF compared with saline. Balanced crystalloid solution should be the standard-of-care intravenous fluid used in deceased donor kidney transplantation., Funding: Medical Research Future Fund and National Health and Medical Research Council (Australia), Health Research Council (New Zealand), Royal Australasian College of Physicians, and Baxter., Competing Interests: Declaration of interests MGC has received research support from Baxter Healthcare, the manufacturer of Plasma-Lyte 148, via a Baxter Investigator-Initiated Research grant that provided fluids for the BEST-Fluids trial (commercial value of US$36 270). DWJ has received consultancy fees, research grants, speaker's honoraria, and travel sponsorships from Baxter Healthcare and Fresenius Medical Care; consultancy fees from AstraZeneca and AWAK; speaker's honoraria and travel sponsorships from ONO; and travel sponsorships from Amgen. DR, LEH, LAV, EMP, CK, and JV are employees of the sponsor, The University of Queensland. KBD's salary was funded by a Better Evidence and Translation in Chronic Kidney Disease (BEAT-CKD) grant' and she is an employee of the ANZDATA Registry. PAC is the Deputy Executive Officer of the ANZDATA Registry. CMH has received fees for research committee activities from Janssen and GlaxoSmithKline paid to her institution; personal fees from Otsuka; research grants from Fresenius, Shire, and PKD Australia outside the submitted work; and research grants from Baxter and the National Health and Medical Research Council of Australia related to the current project. LW works in the Department of Anaesthesia at Austin Health, which has received funding from Baxter Healthcare for investigator-initiated clinical research. PFM has received honoraria for presentations on behalf of AstraZeneca and consultancy fees from Vifor. LW has received honoraria from Baxter Healthcare for consulting activities. All LW's fluid-related research, including study design, execution, data collection, analysis, and reporting, has been conducted independently of Baxter Healthcare and other commercial entities. ZHE has received consultancy fees and travel sponsorships from AstraZeneca. WHL has received honoraria from Alexion and education or research grants from Astellas. SJC has received research support, travel support, speaker fees, or honoraria from AstraZeneca, Bayer, CSL-Behring, Novartis, and Takeda. All other authors declare no competing interests., (Copyright © 2023 Elsevier Ltd. All rights reserved.)
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- 2023
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42. Study protocol for The GOAL Trial: comprehensive geriatric assessment for frail older people with chronic kidney disease to increase attainment of patient-identified goals-a cluster randomised controlled trial.
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Logan B, Viecelli AK, Johnson DW, Aquino EM, Bailey J, Comans TA, Gray LC, Hawley CM, Hickey LE, Janda M, Jaure A, Jose MD, Kalaw E, Kiriwandeniya C, Matsuyama M, Mihala G, Nguyen KH, Pascoe E, Pole JD, Polkinghorne KR, Pond D, Raj R, Reidlinger DM, Scholes-Robertson N, Varghese J, Wong G, and Hubbard RE
- Subjects
- Aged, Humans, Middle Aged, Frail Elderly, Goals, Geriatric Assessment, Quality of Life, Australia, Randomized Controlled Trials as Topic, Multicenter Studies as Topic, Frailty diagnosis, Frailty therapy, Renal Insufficiency, Chronic diagnosis, Renal Insufficiency, Chronic therapy
- Abstract
Background: An increasing number of older people are living with chronic kidney disease (CKD). Many have complex healthcare needs and are at risk of deteriorating health and functional status, which can adversely affect their quality of life. Comprehensive geriatric assessment (CGA) is an effective intervention to improve survival and independence of older people, but its clinical utility and cost-effectiveness in frail older people living with CKD is unknown., Methods: The GOAL Trial is a pragmatic, multi-centre, open-label, superiority, cluster randomised controlled trial developed by consumers, clinicians, and researchers. It has a two-arm design, CGA compared with standard care, with 1:1 allocation of a total of 16 clusters. Within each cluster, study participants ≥ 65 years of age (or ≥ 55 years if Aboriginal or Torres Strait Islander (First Nations Australians)) with CKD stage 3-5/5D who are frail, measured by a Frailty Index (FI) of > 0.25, are recruited. Participants in intervention clusters receive a CGA by a geriatrician to identify medical, social, and functional needs, optimise medication prescribing, and arrange multidisciplinary referral if required. Those in standard care clusters receive usual care. The primary outcome is attainment of self-identified goals assessed by standardised Goal Attainment Scaling (GAS) at 3 months. Secondary outcomes include GAS at 6 and 12 months, quality of life (EQ-5D-5L), frailty (Frailty Index - Short Form), transfer to residential aged care facilities, cost-effectiveness, and safety (cause-specific hospitalisations, mortality). A process evaluation will be conducted in parallel with the trial including whether the intervention was delivered as intended, any issue or local barriers to intervention delivery, and perceptions of the intervention by participants. The trial has 90% power to detect a clinically meaningful mean difference in GAS of 10 units., Discussion: This trial addresses patient-prioritised outcomes. It will be conducted, disseminated and implemented by clinicians and researchers in partnership with consumers. If CGA is found to have clinical and cost-effectiveness for frail older people with CKD, the intervention framework could be embedded into routine clinical practice. The implementation of the trial's findings will be supported by presentations at conferences and forums with clinicians and consumers at specifically convened workshops, to enable rapid adoption into practice and policy for both nephrology and geriatric disciplines. It has potential to materially advance patient-centred care and improve clinical and patient-reported outcomes (including quality of life) for frail older people living with CKD., Trial Registration: ClinicalTrials.gov NCT04538157. Registered on 3 September 2020., (© 2023. The Author(s).)
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- 2023
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43. Baseline characteristics of participants in the NAVKIDS 2 trial: a patient navigator program in children with chronic kidney disease.
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Guha C, Khalid R, van Zwieten A, Francis A, Hawley CM, Jauré A, Teixeira-Pinto A, Mallard AR, Bernier-Jean A, Johnson DW, Hahn D, Reidlinger D, Pascoe EM, Ryan EG, Mackie F, McCarthy HJ, Craig JC, Varghese J, Kiriwandeniya C, Howard K, Larkins NG, Macauley L, Walker A, Howell M, Irving M, Caldwell PHY, Woodleigh R, Jesudason S, Carter SA, Kennedy SE, Alexander SI, McTaggart S, and Wong G
- Subjects
- Humans, Male, Child, Female, Quality of Life, Renal Dialysis, Australia, Patient Navigation, Renal Insufficiency, Chronic therapy
- Abstract
Background: Children with chronic kidney disease (CKD) require multidisciplinary care to meet their complex healthcare needs. Patient navigators are trained non-medical personnel who assist patients and caregivers to overcome barriers to accessing health services through care coordination. This trial aims to determine the effectiveness of a patient navigator program in children with CKD., Methods: The NAVKIDS
2 trial is a multi-center, waitlisted, randomized controlled trial of patient navigators in children with CKD conducted at five sites across Australia. Children (0-16 years) with CKD from low socioeconomic status rural or remote areas were randomized to an intervention group or a waitlisted control group (to receive intervention after 6 months). The study primary and secondary endpoints include the self-rated health (SRH) (primary), and utility-based quality of life, progression of kidney dysfunction of the child, SRH, and satisfaction with healthcare of the caregiver at 6 months post-randomization., Results: The trial completed recruitment in October 2021 with expected completion of follow-up by October 2022. There were 162 patients enrolled with 80 and 82 patients randomized to the immediate intervention and waitlisted groups, respectively. Fifty-eight (36%) participants were from regional/remote areas, with a median (IQR) age of 9.5 (5.0, 13.0) years, 46% were of European Australian ethnicity, and 65% were male. A total of 109 children (67%) had CKD stages 1-5, 42 (26%) were transplant recipients, and 11 (7%) were receiving dialysis., Conclusion: The NAVKIDS2 trial is designed to evaluate the effectiveness of patient navigation in children with CKD from families experiencing socioeconomic disadvantage. A higher resolution version of the Graphical abstract is available as Supplementary information., (© 2022. The Author(s), under exclusive licence to International Pediatric Nephrology Association.)- Published
- 2023
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44. Australian Workshops on Patients' Perspectives on Hemodialysis and Incremental Start.
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Hegerty K, Jaure A, Scholes-Robertson N, Howard K, Ju A, Evangelidis N, Wolley M, Baumgart A, Johnson DW, Hawley CM, Reidlinger D, Hickey L, Welch A, Cho Y, Kerr PG, Roberts MA, Shen JI, Craig J, Krishnasamy R, and Viecelli AK
- Abstract
Introduction: Most patients with kidney failure commence and continue hemodialysis (HD) thrice weekly. Incremental initiation (defined as HD less than thrice weekly) is increasingly considered to be safe and less burdensome, but little is known about patients' perspectives. We aimed to describe patients' priorities and concerns regarding incremental HD., Methods: Patients currently, previously, or soon to be receiving HD in Australia participated in two 90-minute online workshops to discuss views about HD focusing on incremental start and priorities for trial outcomes. Transcripts were analyzed using thematic analysis. Outcomes were ranked on the basis of the sum of participants' priority scores (i.e., single allocation of 3 points for most important, 2 for second, and 1 for third most important outcome)., Results: All 26 participants (1 caregiver and 25 patients) preferred an incremental HD approach. The top prioritized outcomes were quality of life (QOL) (56 points), residual kidney function (RKF) (27 points), and mortality (16 points). The following 4 themes underpinning outcome priorities, experience, and safety concerns were identified: (i) unpreparedness and pressure to adapt, (ii) disruption to daily living, (iii) threats to safety, and (iv) hope and future planning., Conclusion: Patients with kidney failure preferred an incremental start to HD to minimize disruption to daily living and reduce the negative impacts on their education, ability to work, and family life. QOL was the most critically important outcome, followed by RKF and survival., (© 2022 Published by Elsevier Inc. on behalf of the International Society of Nephrology.)
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- 2022
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45. Intuitive Eating Intervention and Diet Quality in Adults: A Systematic Literature Review.
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Hensley-Hackett K, Bosker J, Keefe A, Reidlinger D, Warner M, D'Arcy A, and Utter J
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- Adult, Humans, Feeding Behavior, Eating, Exercise physiology, Diet
- Abstract
Introduction: Intuitive eating interventions aim to improve individual health and promote sustainable changes to one's relationship with food. However, there is no evidence-based consensus on the impact of intuitive eating interventions on diet quality. This systematic review aimed to investigate intuitive eating interventions and their impact on diet quality., Method: PubMed, Embase, CINAHL, PsycInfo, and Cochrane databases were systematically searched to October 2021 for studies reporting interventions that encompassed the principles of intuitive eating and measured diet quality. Other health outcomes were used for secondary analysis. Findings were synthesized narratively., Results: Seventeen papers reporting 14 intervention studies (n = 3,960) were included in the review. All studies found a positive or neutral effect on diet quality following an intuitive eating intervention. A favorable change in eating behavior following these interventions was also observed., Discussion: Intuitive eating promotes an attunement to the body, which aids in improving diet quality because of increased awareness of physiological cues. The reduction of emotional and binge eating may also increase diet quality., Implications for Research and Practice: Findings from the current review suggest that intuitive eating interventions are most effective face-to-face, in a group setting, and sustained for at least 3 months., (Copyright © 2022 Society for Nutrition Education and Behavior. Published by Elsevier Inc. All rights reserved.)
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- 2022
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46. Study protocol for Vascular Access outcome measure for function: a vaLidation study In hemoDialysis (VALID) : A multi-center, multinational validation study to assess the accuracy and feasibility of measuring vascular access function in clinical practice.
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Viecelli AK, Teixeira-Pinto A, Valks A, Baer R, Cherian R, Cippà PE, Craig JC, DeSilva R, Jaure A, Johnson DW, Kiriwandeniya C, Kopperschmidt P, Liu WJ, Lee T, Lok C, Madhan K, Mallard AR, Oliver V, Polkinghorne KR, Quinn RR, Reidlinger D, Roberts M, Sautenet B, Hooi LS, Smith R, Snoeijs M, Tordoir J, Vachharajani TJ, Vanholder R, Vergara LA, Wilkie M, Yang B, Yuo TH, Zou L, and Hawley CM
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- Humans, Feasibility Studies, Multicenter Studies as Topic, Prospective Studies, Surveys and Questionnaires, Outcome Assessment, Health Care, Renal Dialysis methods
- Abstract
Background: A functioning vascular access (VA) is crucial to providing adequate hemodialysis (HD) and considered a critically important outcome by patients and healthcare professionals. A validated, patient-important outcome measure for VA function that can be easily measured in research and practice to harvest reliable and relevant evidence for informing patient-centered HD care is lacking. Vascular Access outcome measure for function: a vaLidation study In hemoDialysis (VALID) aims to assess the accuracy and feasibility of measuring a core outcome for VA function established by the international Standardized Outcomes in Nephrology (SONG) initiative., Methods: VALID is a prospective, multi-center, multinational validation study that will assess the accuracy and feasibility of measuring VA function, defined as the need for interventions to enable and maintain the use of a VA for HD. The primary objective is to determine whether VA function can be measured accurately by clinical staff as part of routine clinical practice (Assessor 1) compared to the reference standard of documented VA procedures collected by a VA expert (Assessor 2) during a 6-month follow-up period. Secondary outcomes include feasibility and acceptability of measuring VA function and the time to, rate of, and type of VA interventions. An estimated 612 participants will be recruited from approximately 10 dialysis units of different size, type (home-, in-center and satellite), governance (private versus public), and location (rural versus urban) across Australia, Canada, Europe, and Malaysia. Validity will be measured by the sensitivity and specificity of the data acquisition process. The sensitivity corresponds to the proportion of correctly identified interventions by Assessor 1, among the interventions identified by Assessor 2 (reference standard). The feasibility of measuring VA function will be assessed by the average data collection time, data completeness, feasibility questionnaires and semi-structured interviews on key feasibility aspects with the assessors., Discussion: Accuracy, acceptability, and feasibility of measuring VA function as part of routine clinical practice are required to facilitate global implementation of this core outcome across all HD trials. Global use of a standardized, patient-centered outcome measure for VA function in HD research will enhance the consistency and relevance of trial evidence to guide patient-centered care., Trial Registration: Clinicaltrials.gov: NCT03969225. Registered on 31st May 2019., (© 2022. Crown.)
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- 2022
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47. Baseline Characteristics and Representativeness of Participants in the BEST-Fluids Trial: A Randomized Trial of Balanced Crystalloid Solution Versus Saline in Deceased Donor Kidney Transplantation.
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Collins MG, Fahim MA, Pascoe EM, Hawley CM, Johnson DW, Varghese J, Hickey LE, Clayton PA, Gill JS, Dansie KB, McConnochie RC, Vergara LA, Kiriwandeniya C, Reidlinger D, Mount PF, Weinberg L, McArthur CJ, Coates PT, Endre ZH, Goodman D, Howard K, Howell M, Jamboti JS, Kanellis J, Laurence JM, Lim WH, McTaggart SJ, O'Connell PJ, Pilmore HL, Wong G, and Chadban SJ
- Abstract
Delayed graft function (DGF) is a major complication of deceased donor kidney transplantation. Saline (0.9% sodium chloride) is a commonly used intravenous fluid in transplantation but may increase the risk of DGF because of its high chloride content. Better Evidence for Selecting Transplant Fluids (BEST-Fluids), a pragmatic, registry-based, double-blind, randomized trial, sought to determine whether using a balanced low-chloride crystalloid solution (Plasma-Lyte 148) instead of saline would reduce DGF. We sought to evaluate the generalizability of the trial cohort by reporting the baseline characteristics and representativeness of the trial participants in detail., Methods: We compared the characteristics of BEST-Fluids participants with those of a contemporary cohort of deceased donor kidney transplant recipients in Australia and New Zealand using data from the Australia and New Zealand Dialysis and Transplant Registry. To explore potential international differences, we compared trial participants with a cohort of transplant recipients in the United States using data from the Scientific Registry of Transplant Recipients., Results: During the trial recruitment period, 2373 deceased donor kidney transplants were performed in Australia and New Zealand; 2178 were eligible' and 808 were enrolled in BEST-Fluids. Overall, trial participants and nonparticipants were similar at baseline. Trial participants had more coronary artery disease (standardized difference [d] = 0.09; P = 0.03), longer dialysis duration (d = 0.18, P < 0.001), and fewer hypertensive (d = -0.11, P = 0.03) and circulatory death (d = -0.14, P < 0.01) donors than nonparticipants. Most key characteristics were similar between trial participants and US recipients, with moderate differences (|d| ≥ 0.2; all P < 0.001) in kidney failure cause, diabetes, dialysis duration, ischemic time, and several donor risk predictors, likely reflecting underlying population differences., Conclusions: BEST-Fluids participants had more comorbidities and received slightly fewer high-risk deceased donor kidneys but were otherwise representative of Australian and New Zealand transplant recipients and were generally similar to US recipients. The trial results should be broadly applicable to deceased donor kidney transplantation practice worldwide., Competing Interests: M.G.C. has received research support from Baxter Healthcare Pty Ltd, the manufacturer of Plasma-Lyte 148, through a Baxter Investigator-Initiated Research grant that provided fluids for the BEST-Fluids trial (commercial value of US $36 270). D.W.J. has received consultancy fees, research grants, speaker’s honoraria, and travel sponsorships from Baxter Healthcare and Fresenius Medical Care; consultancy fees from AstraZeneca and AWAK; speaker’s honoraria and travel sponsorships from ONO; and travel sponsorships from Amgen. D.R., L.E.H. L.A.V., E.M.P., C.K., and J.V. are employees of the sponsor, The University of Queensland. K.B.D.’s salary was funded by a BEAT-CKD grant‚ and she is an employee of the ANZDATA Registry. P.A.C. is the deputy executive officer of the ANZDATA Registry. C.M.H. has received fees for research committee activities from Janssen and GlaxoSmithKline paid to her institution; personal fees from Otsuka; research grants from Fresenius, Shire, and PKD Australia outside the submitted work; and research grants from Baxter and NHMRC related to the current project. L.W. works in the Department of Anaesthesia at Austin Health, which has received funding from Baxter Healthcare for investigator-initiated clinical research. L.W. has received honoraria from Baxter Healthcare for consulting activities. All L.W.’s fluid-related research, including study design, execution, data collection, analysis, and reporting, has been conducted independently of Baxter Healthcare and other commercial entities. Z.H.E. has received consultancy fees and travel sponsorships from AstraZeneca. W.H.L. has received honoraria from Alexion and education/research grants from Astellas. S.J.C. has received research support, travel support, speaker fees, or honoraria from AstraZeneca, Bayer, CSL-Behring, Novartis, and Takeda. The other authors declare no conflicts of interest., (Copyright © 2022 The Author(s). Transplantation Direct. Published by Wolters Kluwer Health, Inc.)
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- 2022
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48. Perspectives of a proposed patient navigator programme for people with chronic kidney disease in rural communities: Report from national workshops.
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Scholes-Robertson N, Howell M, Carter SA, Manera KE, Viecelli AK, Au E, Chong C, Matus-Gonzalez A, van Zwieten A, Reidlinger D, Wright C, Owen K, Craig JC, and Tong A
- Subjects
- Australia epidemiology, Clinical Trials as Topic, Humans, Renal Dialysis, Rural Population, Patient Navigation, Renal Insufficiency, Chronic diagnosis, Renal Insufficiency, Chronic epidemiology, Renal Insufficiency, Chronic therapy
- Abstract
Aims: People who live in rural areas have reduced access to appropriate and timely healthcare, leading to poorer health outcomes than their metropolitan-based counterparts. The aims of the workshops were to ascertain participants' perspectives on barriers to access to dialysis and transplantation, to identify and prioritize the roles of a rural patient navigator, to discuss the acceptability and feasibility of implementing this role and identify possible outcomes that could be used to measure the success of the programme in a clinical trial., Methods: Rural patients (n = 19), their caregivers (n = 5) and health professionals (n = 18) from Australia participated in three workshops. We analysed the data using thematic analysis., Results: We identified four themes related to access to dialysis and transplantation: overwhelmed by separate and disconnected health systems, unprepared for emotional toll and isolation, lack of practical support and inability to develop trust and rapport. Four themes related to the role of the patient navigator programme: valuing lived experience, offering cultural expertise, requiring a conduit, and flexibility of the job description. The key roles prioritized by participants were psychological support and networking, provision/consolidation of education, and provision of practical support., Conclusion: Rural patients, caregivers and health professionals believed that programmes that include navigators with lived experience of dialysis and kidney transplantation and cultural expertise, especially for Aboriginal Australians, may have the potential to improve patient experiences in accessing healthcare., (© 2022 The Authors. Nephrology published by John Wiley & Sons Australia, Ltd on behalf of Asian Pacific Society of Nephrology.)
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- 2022
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49. NAVKIDS 2 trial: a multi-centre, waitlisted randomised controlled trial of a patient navigator intervention in children with chronic kidney disease - statistical analysis plan and update to the protocol.
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van Zwieten A, Ryan EG, Caldwell P, Howard K, Tong A, Craig JC, Alexander SI, Howell M, Teixeira-Pinto A, Hawley CM, Jesudason S, Walker A, Mackie F, Kennedy SE, McTaggart S, McCarthy HJ, Carter SA, Kim S, Woodleigh R, Francis A, Mallard AR, Bernier-Jean A, Johnson DW, Hahn D, Reidlinger D, Pascoe E, Varghese J, Kiriwandeniya C, Vergara L, Larkins N, Macauley L, Irving M, Khalid R, Guha C, and Wong G
- Subjects
- Australia, Child, Humans, Multicenter Studies as Topic, Pandemics, Randomized Controlled Trials as Topic, SARS-CoV-2, Treatment Outcome, COVID-19, Patient Navigation, Renal Insufficiency, Chronic diagnosis, Renal Insufficiency, Chronic therapy
- Abstract
Background: This update summarises key changes made to the protocol since the publication of the original protocol for the NAVKIDS
2 trial of patient navigators for children with chronic kidney disease (CKD) experiencing social disadvantage and provides the statistical analysis plan (SAP) which has not previously been published., Methods/design: The original protocol was published in BMC Nephrology ( https://doi.org/10.1186/s12882-019-1325-y ) prior to the commencement of trial recruitment. During the course of the trial, some key methodological changes needed to be made including changes to eligibility criteria (addition of patients with CKD stages 1-2, broadening of financial status eligibility criterion, addition of patients living in rural/remote areas, modification of age eligibility to 0-16 years, addition of limits related to the language spoken by family, guidance regarding families with multiple eligible children), changes to sites, reduction of sample size, addition of virtual options for consent and study procedures in response to the COVID-19 pandemic, removal of staggered recruitment across sites, addition of outcomes, and changes to the timing and number of assessments. This update summarises the changes made and their rationale and provides the detailed plan for statistical analysis of the trial. These changes have been finalised prior to the completion of study follow-up and the commencement of data analysis., Trial Registration: Australian New Zealand Clinical Trials Registry (ANZCTR) ACTRN12618001152213 . Prospectively registered on 12 July 2018., (© 2022. The Author(s).)- Published
- 2022
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50. Plasma exchange and glucocorticoids to delay death or end-stage renal disease in anti-neutrophil cytoplasm antibody-associated vasculitis: PEXIVAS non-inferiority factorial RCT.
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Jayne D, Walsh M, Merkel PA, Peh CA, Szpirt W, Puéchal X, Fujimoto S, Hawley C, Khalidi N, Jones R, Flossmann O, Wald R, Girard L, Levin A, Gregorini G, Harper L, Clark W, Pagnoux C, Specks U, Smyth L, Ito-Ihara T, de Zoysa J, Brezina B, Mazzetti A, McAlear CA, Reidlinger D, Mehta S, Ives N, Brettell EA, Jarrett H, Wheatley K, Broadhurst E, Casian A, and Pusey CD
- Subjects
- Autoantibodies therapeutic use, Cost-Benefit Analysis, Cyclophosphamide therapeutic use, Cytoplasm, Glucocorticoids therapeutic use, Humans, Myeloblastin, Peroxidase therapeutic use, Prednisolone therapeutic use, Rituximab therapeutic use, Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis complications, Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis drug therapy, Kidney Failure, Chronic therapy
- Abstract
Background: Anti-neutrophil cytoplasm antibody-associated vasculitis is a multisystem, autoimmune disease that causes organ failure and death. Physical removal of pathogenic autoantibodies by plasma exchange is recommended for severe presentations, along with high-dose glucocorticoids, but glucocorticoid toxicity contributes to morbidity and mortality. The lack of a robust evidence base to guide the use of plasma exchange and glucocorticoid dosing contributes to variation in practice and suboptimal outcomes., Objectives: We aimed to determine the clinical efficacy of plasma exchange in addition to immunosuppressive therapy and glucocorticoids with respect to death and end-stage renal disease in patients with severe anti-neutrophil cytoplasm antibody-associated vasculitis. We also aimed to determine whether or not a reduced-dose glucocorticoid regimen was non-inferior to a standard-dose regimen with respect to death and end-stage renal disease., Design: This was an international, multicentre, open-label, randomised controlled trial. Patients were randomised in a two-by-two factorial design to receive either adjunctive plasma exchange or no plasma exchange, and either a reduced or a standard glucocorticoid dosing regimen. All patients received immunosuppressive induction therapy with cyclophosphamide or rituximab., Setting: Ninety-five hospitals in Europe, North America, Australia/New Zealand and Japan participated., Participants: Participants were aged ≥ 16 years with a diagnosis of granulomatosis with polyangiitis or microscopic polyangiitis, and either proteinase 3 anti-neutrophil cytoplasm antibody or myeloperoxidase anti-neutrophil cytoplasm antibody positivity, and a glomerular filtration rate of < 50 ml/minute/1.73 m
2 or diffuse alveolar haemorrhage attributable to active anti-neutrophil cytoplasm antibody-associated vasculitis., Interventions: Participants received seven sessions of plasma exchange within 14 days or no plasma exchange. Oral glucocorticoids commenced with prednisolone 1 mg/kg/day and were reduced over different lengths of time to 5 mg/kg/day, such that cumulative oral glucocorticoid exposure in the first 6 months was 50% lower in patients allocated to the reduced-dose regimen than in those allocated to the standard-dose regimen. All patients received the same glucocorticoid dosing from 6 to 12 months. Subsequent dosing was at the discretion of the treating physician., Primary Outcome: The primary outcome was a composite of all-cause mortality and end-stage renal disease at a common close-out when the last patient had completed 10 months in the trial., Results: The study recruited 704 patients from June 2010 to September 2016. Ninety-nine patients died and 138 developed end-stage renal disease, with the primary end point occurring in 209 out of 704 (29.7%) patients: 100 out of 352 (28%) in the plasma exchange group and 109 out of 352 (31%) in the no plasma exchange group (adjusted hazard ratio 0.86, 95% confidence interval 0.65 to 1.13; p = 0.3). In the per-protocol analysis for the non-inferiority glucocorticoid comparison, the primary end point occurred in 92 out of 330 (28%) patients in the reduced-dose group and 83 out of 325 (26%) patients in the standard-dose group (partial-adjusted risk difference 0.023, 95% confidence interval 0.034 to 0.08; p = 0.5), thus meeting our non-inferiority hypothesis. Serious infections in the first year occurred in 96 out of 353 (27%) patients in the reduced-dose group and in 116 out of 351 (33%) patients in the standard-dose group. The rate of serious infections at 1 year was lower in the reduced-dose group than in the standard-dose group (incidence rate ratio 0.69, 95% confidence interval 0.52 to 0.93; p = 0.016)., Conclusions: Plasma exchange did not prolong the time to death and/or end-stage renal disease in patients with anti-neutrophil cytoplasm antibody-associated vasculitis with severe renal or pulmonary involvement. A reduced-dose glucocorticoid regimen was non-inferior to a standard-dose regimen and was associated with fewer serious infections., Future Work: A meta-analysis examining the effects of plasma exchange on kidney outcomes in anti-neutrophil cytoplasm antibody-associated vasculitis is planned. A health-economic analysis of data collected in this study to examine the impact of both plasma exchange and reduced glucocorticoid dosing is planned to address the utility of plasma exchange for reducing early end-stage renal disease rates. Blood and tissue samples collected in the study will be examined to identify predictors of response to plasma exchange in anti-neutrophil cytoplasm in antibody-associated vasculitis. The benefits associated with reduced glucocorticoid dosing will inform future studies of newer therapies to permit further reduction in glucocorticoid exposure. Data from this study will contribute to updated management recommendations for anti-neutrophil cytoplasm antibody-associated vasculitis., Limitations: This study had an open-label design which may have permitted observer bias; however, the nature of the end points, end-stage renal disease and death, would have minimised this risk. Despite being, to our knowledge, the largest ever trial in anti-neutrophil cytoplasm antibody-associated vasculitis, there was an insufficient sample size to assess clinically useful benefits on the separate components of the primary end-point: end-stage renal disease and death. Use of a fixed-dose plasma exchange regimen determined by consensus rather than data-driven dose ranging meant that some patients may have been underdosed, thus reducing the therapeutic impact. In particular, no biomarkers have been identified to help determine dosing in a particular patient, although this is one of the goals of the biomarker plan of this study., Trial Registration: This trial is registered as ISRCTN07757494, EudraCT 2009-013220-24 and Clinicaltrials.gov NCT00987389., Funding: This project was funded by the National Institute for Health and Care Research (NIHR) Health Technology Assessment programme and will be published in full in Health Technology Assessment ; Vol. 26, No. 38. See the NIHR Journals Library website for further project information.- Published
- 2022
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