19 results on '"Dagan, Alon"'
Search Results
2. Tackling Regional Public Health Issues Using Mobile Health Technology: Event Report of an mHealth Hackathon in Thailand
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Pathanasethpong, Atipong, Soomlek, Chitsutha, Morley, Katharine, Morley, Michael, Polpinit, Pattarawit, Dagan, Alon, Weis, James W, and Celi, Leo Anthony
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Information technology ,T58.5-58.64 ,Public aspects of medicine ,RA1-1270 - Abstract
Hackathons are intense, short, collaborative events focusing on solving real world problems through interdisciplinary teams. This is a report of the mHealth hackathon hosted by Khon Kaen University in collaboration with MIT Sana and faculty members from Harvard Medical School with the aim to improve health care delivery in the Northeast region of Thailand. Key health challenges, such as improving population health literacy, tracking disease trajectory and outcomes among rural communities, and supporting the workflow of overburdened frontline providers, were addressed using mHealth. Many modifications from the usual format of hackathon were made to tailor the event to the local context and culture, such as the process of recruiting participants and how teams were matched and formed. These modifications serve as good learning points for hosting future hackathons. There are also many lessons learned about how to achieve a fruitful collaboration despite cultural barriers, how to best provide mentorship to the participants, how to instill in the participants a sense of mission, and how to match the participants in a fair and efficient manner. This event showcases how interdisciplinary collaboration can produce results that are unattainable by any discipline alone and demonstrates that innovations are the fruits of collective wisdom of people from different fields of expertise who work together toward the same goals.
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- 2017
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3. A Large-Scale Multicenter Retrospective Study on Nephrotoxicity Associated With Empiric Broad-Spectrum Antibiotics in Critically Ill Patients
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Chen, Alyssa Y., Deng, Chih-Ying, Calvachi-Prieto, Paola, Armengol de la Hoz, Miguel Ángel, Khazi-Syed, Afeefah, Chen, Christina, Scurlock, Corey, Becker, Christian D., Johnson, Alistair E.W., Celi, Leo Anthony, and Dagan, Alon
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- 2023
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4. Benchmarking emergency department prediction models with machine learning and public electronic health records
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Xie, Feng, Zhou, Jun, Lee, Jin Wee, Tan, Mingrui, Li, Siqi, Rajnthern, Logasan S/O, Chee, Marcel Lucas, Chakraborty, Bibhas, Wong, An-Kwok Ian, Dagan, Alon, Ong, Marcus Eng Hock, Gao, Fei, and Liu, Nan
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- 2022
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5. Man With Hoarse Voice and Dyspnea on Exertion
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Kravitz, Max S. and Dagan, Alon S.
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- 2022
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6. Assessment of respiratory rate monitoring in the emergency department.
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Lee, John H., Nathanson, Larry A., Burke, Ryan C., Anthony, Brian W., Shapiro, Nathan I., and Dagan, Alon S.
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- 2024
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7. Hacking Hackathons: Preparing the next generation for the multidisciplinary world of healthcare technology
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Lyndon, Mataroria P., Cassidy, Michael P., Celi, Leo Anthony, Hendrik, Luk, Kim, Yoon Jeon, Gomez, Nicholas, Baum, Nathaniel, Bulgarelli, Lucas, Paik, Kenneth E., and Dagan, Alon
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- 2018
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8. Real-time optic nerve sheath diameter reduction measured with bedside ultrasound after therapeutic lumbar puncture in a patient with idiopathic intracranial hypertension
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Singleton, Jennifer, Dagan, Alon, Edlow, Jonathan A., and Hoffmann, Beatrice
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- 2015
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9. ChatGPT passing USMLE shines a spotlight on the flaws of medical education.
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Mbakwe, Amarachi B., Lourentzou, Ismini, Celi, Leo Anthony, Mechanic, Oren J., and Dagan, Alon
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- 2023
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10. LARGE-SCALE, MULTICENTER, RETROSPECTIVE STUDY ON NEPHROTOXICITY ASSOCIATED WITH EMPIRIC, BROAD-SPECTRUM ANTIBIOTICS IN CRITICALLY ILL PATIENTS
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CHEN, ALYSSA, DENG, CHIH-YING CD, CALVACHI, PAOLA, HOZ, MIGUEL ÁNGEL MA ARMENGOL DE LA, KHAZI-SYED, AFEEFAH F, CHEN, CHRISTINA W, SCURLOCK, COREY S, BECKER, CHRISTIAN D, JOHNSON, ALISTAIR, CELI, LEO ANTHONY, and DAGAN, ALON
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- 2022
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11. A hackathon promoting Taiwanese health-IoT innovation
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Iqbal, Usman, Dagan, Alon, Syed-Abdul, Shabbir, Celi, Leo Anthony, Malwade, Shwetambara, Hsu, Min-Huei, and Li, Yu-Chuan (Jack)
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- 2018
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12. Physician satisfaction with a multi-platform digital scheduling system.
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Deliberato, Rodrigo Octávio, Rocha, Leonardo Lima, Lima, Alex Heitor, Santiago, Caroline Reis Maia, Terra, Jose Cláudio Cyrineu, Dagan, Alon, and Celi, Leo Anthony
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ELECTRONIC spreadsheets ,COMPUTER scheduling ,PHYSICIANS ,SHIFT systems ,WEB-based user interfaces - Abstract
Objective: Physician shift schedules are regularly created manually, using paper or a shared online spreadsheet. Mistakes are not unusual, leading to last minute scrambles to cover a shift. We developed a web-based shift scheduling system and a mobile application tool to facilitate both the monthly scheduling and shift exchanges between physicians. The primary objective was to compare physician satisfaction before and after the mobile application implementation. Methods: Over a 9-month period, three surveys, using the 4-point Likert type scale were performed to assess the physician satisfaction. The first survey was conducted three months prior mobile application release, a second survey three months after implementation and the last survey six months after. Results: 51 (77%) of the physicians answered the baseline survey. Of those, 32 (63%) were males with a mean age of 37.8 ± 5.5 years. Prior to the mobile application implementation, 36 (70%) of the responders were using more than one method to carry out shift exchanges and only 20 (40%) were using the official department report sheet to document shift exchanges. The second and third survey were answered by 48 (73%) physicians. Forty-eight (98%) of them found the mobile application easy or very easy to install and 47 (96%) did not want to go back to the previous method. Regarding physician satisfaction, at baseline 37% of the physicians were unsatisfied or very unsatisfied with shift scheduling. After the mobile application was implementation, only 4% reported being unsatisfied (OR = 0.11, p < 0.001). The satisfaction level improved from 63% to 96% between the first and the last survey. Satisfaction levels significantly increased between the three time points (OR = 13.33, p < 0.001). Conclusion: Our web and mobile phone-based scheduling system resulted in better physician satisfaction. [ABSTRACT FROM AUTHOR]
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- 2017
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13. The hackathon model to spur innovation around global mHealth.
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Angelidis, Pantelis, Berman, Leslie, Casas-Perez, Maria de la Luz, Celi, Leo Anthony, Dafoulas, George E., Dagan, Alon, Escobar, Braiam, Lopez, Diego M., Noguez, Julieta, Osorio-Valencia, Juan Sebastian, Otine, Charles, Paik, Kenneth, Rojas-Potosi, Luis, Symeonidis, Andreas L., and Winkler, Eric
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MOBILE health ,MEDICAL technology ,INFORMATION & communication technologies ,MEDICAL informatics ,TELEMEDICINE - Abstract
The challenge of providing quality healthcare to underserved populations in low- and middle-income countries (LMICs) has attracted increasing attention from information and communication technology (ICT) professionals interested in providing societal impact through their work. Sana is an organisation hosted at the Institute for Medical Engineering and Science at the Massachusetts Institute of Technology that was established out of this interest. Over the past several years, Sana has developed a model of organising mobile health bootcamp and hackathon events in LMICs with the goal of encouraging increased collaboration between ICT and medical professionals and leveraging the growing prevalence of cellphones to provide health solutions in resource limited settings. Most recently, these events have been based in Colombia, Uganda, Greece and Mexico. The lessons learned from these events can provide a framework for others working to create sustainable health solutions in the developing world. [ABSTRACT FROM PUBLISHER]
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- 2016
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14. Association Between Neuromuscular Blocking Agents and Outcomes of Emergency Tracheal Intubation: A Secondary Analysis of Randomized Trials.
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DeMasi SC, Self WH, Aggarawal NR, April MD, Andrea L, Barnes CR, Brainard J, Blinder V, Dagan A, Driver B, Doerschug KC, Douglas I, Exline M, Fein DG, Gaillard JP, Gandotra S, Gibbs KW, Ginde AA, Halliday SJ, Han JH, Herbert T, High K, Hughes CG, Khan A, Latimer AJ, Maiga AW, Mitchell SH, Muhs AL, Mohamed A, Moskowitz A, Page DB, Palakshappa JA, Prekker ME, Qian ET, Resnick-Ault D, Rice TW, Russel DW, Schauer SG, Seitz KP, Shapiro NI, Smith LM, Sottile P, Stempek S, Trent SA, Vonderhaar DJ, Walker JE, Wang L, Whitson MR, Casey JD, and Semler MW
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Study Objective: To examine the association between the neuromuscular blocking agent received (succinylcholine versus rocuronium) and the incidences of successful intubation on the first attempt and severe complications during tracheal intubation of critically ill adults in an emergency department (ED) or ICU., Methods: We performed a secondary analysis of data from 2 multicenter randomized trials in critically ill adults undergoing tracheal intubation in an ED or ICU. Using a generalized linear mixed-effects model with prespecified baseline covariates, we examined the association between the neuromuscular blocking agent received (succinylcholine versus rocuronium) and the incidences of successful intubation on the first attempt (primary outcome) and severe complications during tracheal intubation (secondary outcome)., Results: Among the 2,440 patients in the trial data sets, 2,339 (95.9%) were included in the current analysis; 475 patients (20.3%) received succinylcholine and 1,864 patients (79.7%) received rocuronium. Successful intubation on the first attempt occurred in 375 patients (78.9%) who received succinylcholine and 1,510 patients (81.0%) who received rocuronium (an adjusted odds ratio of 0.87; 95% CI 0.65 to 1.15). Severe complications occurred in 67 patients (14.1%) who received succinylcholine and 456 patients (24.5%) who received rocuronium (adjusted odds ratio, 0.88; 95% CI 0.62 to 1.26)., Conclusion: Among critically ill adults undergoing tracheal intubation, the incidences of successful intubation on the first attempt and severe complications were not significantly different between patients who received succinylcholine and patients who received rocuronium., (Copyright © 2024 American College of Emergency Physicians. Published by Elsevier Inc. All rights reserved.)
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- 2024
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15. Noninvasive Ventilation for Preoxygenation during Emergency Intubation.
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Gibbs KW, Semler MW, Driver BE, Seitz KP, Stempek SB, Taylor C, Resnick-Ault D, White HD, Gandotra S, Doerschug KC, Mohamed A, Prekker ME, Khan A, Gaillard JP, Andrea L, Aggarwal NR, Brainard JC, Barnett LH, Halliday SJ, Blinder V, Dagan A, Whitson MR, Schauer SG, Walker JE Jr, Barker AB, Palakshappa JA, Muhs A, Wozniak JM, Kramer PJ, Withers C, Ghamande SA, Russell DW, Schwartz A, Moskowitz A, Hansen SJ, Allada G, Goranson JK, Fein DG, Sottile PD, Kelly N, Alwood SM, Long MT, Malhotra R, Shapiro NI, Page DB, Long BJ, Thomas CB, Trent SA, Janz DR, Rice TW, Self WH, Bebarta VS, Lloyd BD, Rhoads J, Womack K, Imhoff B, Ginde AA, and Casey JD
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- Adult, Aged, Female, Humans, Male, Middle Aged, Critical Illness therapy, Heart Arrest therapy, Masks, Oxygen administration & dosage, Oxygen blood, Oxygen Saturation, Hypoxia etiology, Hypoxia prevention & control, Intubation, Intratracheal adverse effects, Intubation, Intratracheal methods, Noninvasive Ventilation methods, Oxygen Inhalation Therapy methods
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Background: Among critically ill adults undergoing tracheal intubation, hypoxemia increases the risk of cardiac arrest and death. The effect of preoxygenation with noninvasive ventilation, as compared with preoxygenation with an oxygen mask, on the incidence of hypoxemia during tracheal intubation is uncertain., Methods: In a multicenter, randomized trial conducted at 24 emergency departments and intensive care units in the United States, we randomly assigned critically ill adults (age, ≥18 years) undergoing tracheal intubation to receive preoxygenation with either noninvasive ventilation or an oxygen mask. The primary outcome was hypoxemia during intubation, defined by an oxygen saturation of less than 85% during the interval between induction of anesthesia and 2 minutes after tracheal intubation., Results: Among the 1301 patients enrolled, hypoxemia occurred in 57 of 624 patients (9.1%) in the noninvasive-ventilation group and in 118 of 637 patients (18.5%) in the oxygen-mask group (difference, -9.4 percentage points; 95% confidence interval [CI], -13.2 to -5.6; P<0.001). Cardiac arrest occurred in 1 patient (0.2%) in the noninvasive-ventilation group and in 7 patients (1.1%) in the oxygen-mask group (difference, -0.9 percentage points; 95% CI, -1.8 to -0.1). Aspiration occurred in 6 patients (0.9%) in the noninvasive-ventilation group and in 9 patients (1.4%) in the oxygen-mask group (difference, -0.4 percentage points; 95% CI, -1.6 to 0.7)., Conclusions: Among critically ill adults undergoing tracheal intubation, preoxygenation with noninvasive ventilation resulted in a lower incidence of hypoxemia during intubation than preoxygenation with an oxygen mask. (Funded by the U.S. Department of Defense; PREOXI ClinicalTrials.gov number, NCT05267652.)., (Copyright © 2024 Massachusetts Medical Society.)
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- 2024
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16. Video versus Direct Laryngoscopy for Tracheal Intubation of Critically Ill Adults.
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Prekker ME, Driver BE, Trent SA, Resnick-Ault D, Seitz KP, Russell DW, Gaillard JP, Latimer AJ, Ghamande SA, Gibbs KW, Vonderhaar DJ, Whitson MR, Barnes CR, Walco JP, Douglas IS, Krishnamoorthy V, Dagan A, Bastman JJ, Lloyd BD, Gandotra S, Goranson JK, Mitchell SH, White HD, Palakshappa JA, Espinera A, Page DB, Joffe A, Hansen SJ, Hughes CG, George T, Herbert JT, Shapiro NI, Schauer SG, Long BJ, Imhoff B, Wang L, Rhoads JP, Womack KN, Janz DR, Self WH, Rice TW, Ginde AA, Casey JD, and Semler MW
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- Humans, Adult, Critical Illness therapy, Intubation, Intratracheal methods, Emergency Service, Hospital, Video Recording, Laryngoscopy adverse effects, Laryngoscopy methods, Laryngoscopes
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Background: Whether video laryngoscopy as compared with direct laryngoscopy increases the likelihood of successful tracheal intubation on the first attempt among critically ill adults is uncertain., Methods: In a multicenter, randomized trial conducted at 17 emergency departments and intensive care units (ICUs), we randomly assigned critically ill adults undergoing tracheal intubation to the video-laryngoscope group or the direct-laryngoscope group. The primary outcome was successful intubation on the first attempt. The secondary outcome was the occurrence of severe complications during intubation; severe complications were defined as severe hypoxemia, severe hypotension, new or increased vasopressor use, cardiac arrest, or death., Results: The trial was stopped for efficacy at the time of the single preplanned interim analysis. Among 1417 patients who were included in the final analysis (91.5% of whom underwent intubation that was performed by an emergency medicine resident or a critical care fellow), successful intubation on the first attempt occurred in 600 of the 705 patients (85.1%) in the video-laryngoscope group and in 504 of the 712 patients (70.8%) in the direct-laryngoscope group (absolute risk difference, 14.3 percentage points; 95% confidence interval [CI], 9.9 to 18.7; P<0.001). A total of 151 patients (21.4%) in the video-laryngoscope group and 149 patients (20.9%) in the direct-laryngoscope group had a severe complication during intubation (absolute risk difference, 0.5 percentage points; 95% CI, -3.9 to 4.9). Safety outcomes, including esophageal intubation, injury to the teeth, and aspiration, were similar in the two groups., Conclusions: Among critically ill adults undergoing tracheal intubation in an emergency department or ICU, the use of a video laryngoscope resulted in a higher incidence of successful intubation on the first attempt than the use of a direct laryngoscope. (Funded by the U.S. Department of Defense; DEVICE ClinicalTrials.gov number, NCT05239195.)., (Copyright © 2023 Massachusetts Medical Society.)
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- 2023
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17. Can a low-cost exercise monitor provide useful heart rate monitoring for use in low-resource emergency departments?
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O'Mara TA, Hoz MA, Mechanic OJ, and Dagan A
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Objective: Our objective was to study the clinical monitoring capabilities of a low-cost fitness wristband while measuring patient satisfaction with a mobility permitting device in the emergency department., Methods: Patients enrolled were on continuous three-lead telemetry monitoring in a high acuity zone of the emergency department. Patients were given a fitness band to wear while simultaneously monitored with standard three-lead monitor. A brief survey was conducted upon study end, and data was compared between wristband and three-lead telemetry. Median heart rate (HR) values were calculated, a Bland-Altman plot was generated, and sensitivity and specificity were calculated for comparison of the formal telemetry and the inexpensive wristband., Results: Thirty-four patients with an average age of 61.5 years were enrolled. From June to October 2019, over 100 hours of data were collected. In comparison for comfort, participants scored 9.5 of 10, preferring wristband over telemetry. Using a correlation coefficient graph, we found a significant disparity of HR readings within a telemetry range of 40 to 140 beats/min. An R-value of 0.36 was detected. Using a Bland-Altman plot, we observed a significant difference in HR between the telemetry monitor and the wristband. The sensitivity and specificity of the wristband to detect bradycardia (HR <60 beats/min) were 76% and 86%, respectively, while the sensitivity and specificity of the wristband to detect tachycardia (HR >100 beats/min) were 92% and 51%, respectively., Conclusion: Inexpensive fitness bands cannot be a suitable tool for monitoring patient's HR because of inaccuracy in detecting bradycardia or tachycardia.
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- 2021
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18. Developing a pulse oximetry home monitoring protocol for patients suspected with COVID-19 after emergency department discharge.
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Gootenberg DB, Kurtzman N, O'Mara T, Ge JY, Chiu D, Shapiro NI, Mechanic OJ, and Dagan A
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- Aftercare, Boston, Female, Hospitalization, Humans, Hypoxia etiology, Male, Middle Aged, Prospective Studies, Telemedicine, COVID-19 therapy, Emergency Service, Hospital, Guidelines as Topic, Monitoring, Physiologic, Oximetry, Patient Discharge
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Objectives: Patients with COVID-19 can present to the emergency department (ED) without immediate indication for admission, but with concern for decompensation. Clinical experience has demonstrated that critical illness may present later in the disease course and hypoxia is often the first indication of disease progression. The objectives of this study are to (a) assess feasibility and describe a protocol for ED-based outpatient pulse-oximetry monitoring with structured follow-up and (b) determine rates of ED return, hospitalisation and hypoxia among participants., Methods: Prospective observational study of patients presenting to a single academic ED in Boston with suspected COVID-19. Eligible patients were adults being discharged from the ED with presumed COVID-19. Exclusion criteria included resting oxygen saturation <92%, ambulatory oxygen saturation <90%, heart rate >110 beats per minute or inability to use the device. Study personnel made scripted phone calls on postdischarge days 1, 3 and 7 to review the pulse-oximetry readings and to evaluate for decompensation. Return visit and admission information were collected via medical record and 28-day follow-up calls., Results: 81 patients were enrolled of which 10 (12%) developed hypoxia after their initial discharge from the ED. Overall, 23 (28%) of the 81 patients returned to the ED at least once and 10 of those who returned (43%) were admitted. We successfully contacted 76/81 (94%) of subjects via phone at least once for follow-up assessment., Discussion: Patients are eager and willing to participate in home monitoring systems and are comfortable with using technology, which will allow providers and health systems to extend our hospitals capabilities for tracking patient populations in times of crisis., Conclusions: It is feasible to implement an outpatient pulse-oximetry monitoring protocol to monitor patients discharged from the ED with confirmed or suspected COVID-19., Competing Interests: Competing interests: None declared., (© Author(s) (or their employer(s)) 2021. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.)
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- 2021
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19. Use of ultra-low cost fitness trackers as clinical monitors in low resource emergency departments.
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Dagan A and Mechanic OJ
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In low resource hospitals, strained staffing ratios and lack of telemetry can put patients at risk for clinical deterioration and unexpected cardiac arrest. While traditional telemetry systems can provide real-time continuous vital signs, they are too expensive for widespread use in these settings. At the same time, developed countries such as the United States have been increasingly utilizing remote monitoring systems to shift patient care from hospital to home. While the context is dramatically different, the challenge of monitoring patients in otherwise unmonitored settings is the same. At-home monitoring solutions range from highly comprehensive and expensive systems to inexpensive fitness trackers. In the field of global health, the adoption of this technology has been somewhat limited. We believe that low cost fitness trackers present an opportunity to address the challenge of vital sign monitoring in resource-poor settings at a fraction of the cost of existing technical solutions.
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- 2020
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