7 results on '"Landry U"'
Search Results
2. Reliability and validity of the Alcohol Use Disorders Identification Test (AUDIT) imbedded within a general health risk screening questionnaire: results of a survey in 332 primary care patients.
- Author
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Daeppen J, Yersin B, Landry U, Pécoud A, and Decrey H
- Abstract
BACKGROUND: Self-administered, general health risk screening questionnaires that are administered while patients wait in the doctor's office may be a reasonable and timesaving approach to address the requirements of preventive medicine in a typical 10-min medical visit. The psychometric characteristics of the Alcohol Use Disorders Identification Test (AUDIT) incorporated within a health questionnaire (H-AUDIT) have not been examined. METHODS: The reliability and validity of the self-administered AUDIT were compared between the H-AUDIT and the AUDIT used as a single scale (S-AUDIT) in 332 primary care patients. RESULTS: No major demographic or alcohol use characteristics were found between the 166 subjects who completed the H-AUDIT and the 166 individuals who completed the S-AUDIT. The test-retest reliability of the 166 subjects who completed the H-AUDIT [estimated by Spearman correlation coefficient at a 6-week interval (0.88), internal consistency (total correlation coefficients for all items ranged from 0.38 to 0.69; Cronbach alpha index 0.85), and the sensitivity and specificity of the H-AUDIT were used to identify at-risk drinkers' areas under receiver operating characteristic (0.77) and alcohol-dependent subjects' areas under receiver operating characteristic (0.89)] was similar to the same measurements obtained with the 166 individuals who completed the S-AUDIT. CONCLUSIONS: The AUDIT incorporated in a health risk screening questionnaire is a reliable and valid self-administered instrument to identify at-risk drinkers and alcohol-dependent individuals in primary care settings. [ABSTRACT FROM AUTHOR]
- Published
- 2000
- Full Text
- View/download PDF
3. The Alcohol Use Disorders Identification Test (AUDIT) as a screening tool for excessive drinking in primary care: reliability and validity of a French version.
- Author
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Gache P, Michaud P, Landry U, Accietto C, Arfaoui S, Wenger O, and Daeppen JB
- Subjects
- Adolescent, Adult, Aged, Aged, 80 and over, Alcohol-Related Disorders psychology, Alcoholism psychology, Cross-Sectional Studies, Diagnostic and Statistical Manual of Mental Disorders, Female, France, Humans, Language, Male, Mass Screening methods, Middle Aged, Primary Health Care methods, Psychiatric Status Rating Scales, Psychometrics, Reproducibility of Results, Sensitivity and Specificity, Sex Factors, Alcohol Drinking psychology, Alcohol-Related Disorders diagnosis, Alcoholism diagnosis, Surveys and Questionnaires
- Abstract
Background: Excessive drinking is a major problem in Western countries. AUDIT (Alcohol Use Disorders Identification Test) is a 10-item questionnaire developed as a transcultural screening tool to detect excessive alcohol consumption and dependence in primary health care settings., Objectives: The aim of the study is to validate a French version of the Alcohol Use Disorders Identification Test (AUDIT)., Methods: We conducted a validation cross-sectional study in three French-speaking areas (Paris, Geneva and Lausanne). We examined psychometric properties of AUDIT as its internal consistency, and its capacity to correctly diagnose alcohol abuse or dependence as defined by DSM-IV and to detect hazardous drinking (defined as alcohol intake >30 g pure ethanol per day for men and >20 g of pure ethanol per day for women). We calculated sensitivity, specificity, positive and negative predictive values and Receiver Operator Characteristic curves. Finally, we compared the ability of AUDIT to accurately detect "alcohol abuse/dependence" with that of CAGE and MAST., Results: 1207 patients presenting to outpatient clinics (Switzerland, n = 580) or general practitioners' (France, n = 627) successively completed CAGE, MAST and AUDIT self-administered questionnaires, and were independently interviewed by a trained addiction specialist. AUDIT showed a good capacity to discriminate dependent patients (with AUDIT > or =13 for males, sensitivity 70.1%, specificity 95.2%, PPV 85.7%, NPV 94.7% and for females sensitivity 94.7%, specificity 98.2%, PPV 100%, NPV 99.8%); and hazardous drinkers (with AUDIT > or =7, for males sensitivity 83.5%, specificity 79.9%, PPV 55.0%, NPV 82.7% and with AUDIT > or =6 for females, sensitivity 81.2%, specificity 93.7%, PPV 64.0%, NPV 72.0%). AUDIT gives better results than MAST and CAGE for detecting "Alcohol abuse/dependence" as showed on the comparative ROC curves., Conclusions: The AUDIT questionnaire remains a good screening instrument for French-speaking primary care.
- Published
- 2005
- Full Text
- View/download PDF
4. Success of referral for alcohol dependent patients from a general hospital: predictive value of patient and process characteristics.
- Author
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Rochat S, Wietlisbach V, Burnand B, Landry U, and Yersin B
- Subjects
- Adult, Aged, Cohort Studies, Female, Follow-Up Studies, Hospitalization, Hospitals, General, Hospitals, University, Humans, Male, Middle Aged, Predictive Value of Tests, Primary Health Care methods, Prospective Studies, Treatment Outcome, Alcoholism diagnosis, Alcoholism rehabilitation, Referral and Consultation
- Abstract
To assess the effectiveness of a multidisciplinary evaluation and referral process in a prospective cohort of general hospital patients with alcohol dependence. Alcohol-dependent patients were identified in the wards of the general hospital and its primary care center. They were evaluated and then referred to treatment by a multidisciplinary team; those patients who accepted to participate in this cohort study were consecutively included and followed for 6 months. Not included patients were lost for follow-up, whereas all included patients were assessed at time of inclusion, 2 and 6 months later by a research psychologist in order to collect standardized baseline patients' characteristics, process salient features and patients outcomes (defined as treatment adherence and abstinence). Multidisciplinary evaluation and therapeutic referral was feasible and effective, with a success rate of 43%for treatment adherence and 28%for abstinence at 6 months. Among patients' characteristics, predictors of success were an age over 45, not living alone, being employed and being motivated to treatment (RAATE-A score < 18), whereas successful process characteristics included detoxification of the patient at time of referral and a full multidisciplinary referral meeting. This multidisciplinary model of evaluation and referral of alcohol dependent patients of a general hospital had a satisfactory level of effectiveness. Predictors of success and failure allow to identify subsets of patients for whom new strategies of motivation and treatment referral should be designed.
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- 2004
- Full Text
- View/download PDF
5. Symptom-triggered vs fixed-schedule doses of benzodiazepine for alcohol withdrawal: a randomized treatment trial.
- Author
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Daeppen JB, Gache P, Landry U, Sekera E, Schweizer V, Gloor S, and Yersin B
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- Double-Blind Method, Drug Administration Schedule, Female, Humans, Male, Middle Aged, Prospective Studies, Quality of Life, Statistics, Nonparametric, Substance Withdrawal Syndrome etiology, Switzerland, Alcohol Withdrawal Delirium prevention & control, Alcohol Withdrawal Seizures prevention & control, Anti-Anxiety Agents administration & dosage, Ethanol adverse effects, Oxazepam administration & dosage, Substance Withdrawal Syndrome drug therapy
- Abstract
Background: In alcohol withdrawal, fixed doses of benzodiazepine are generally recommended as a first-line pharmacologic approach. This study determines the benefits of an individualized treatment regimen on the quantity of benzodiazepine administered and the duration of its use during alcohol withdrawal treatment., Methods: We conducted a prospective, randomized, double-blind, controlled trial including 117 consecutive patients with alcohol dependence, according to the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, entering an alcohol treatment program at both the Lausanne and Geneva university hospitals, Switzerland. Patients were randomized into 2 groups: (1) 56 were treated with oxazepam in response to the development of signs of alcohol withdrawal (symptom-triggered); and (2) 61 were treated with oxazepam every 6 hours with additional doses as needed (fixed-schedule). The administration of oxazepam in group 1 and additional oxazepam in group 2 was determined using a standardized measure of alcohol withdrawal. The main outcome measures were the total amount and duration of treatment with oxazepam, the incidence of complications, and the comfort level., Results: A total of 22 patients (39%) in the symptom-triggered group were treated with oxazepam vs 100% in the fixed-schedule group (P<.001). The mean oxazepam dose administered in the symptom-triggered group was 37.5 mg compared with 231.4 mg in the fixed-schedule group (P<.001). The mean duration of oxazepam treatment was 20.0 hours in the symptom-triggered group vs 62.7 hours in the fixed-schedule group (P<.001). Withdrawal complications were limited to a single episode of seizures in the symptom-triggered group. There were no differences in the measures of comfort between the 2 groups., Conclusions: Symptom-triggered benzodiazepine treatment for alcohol withdrawal is safe, comfortable, and associated with a decrease in the quantity of medication and duration of treatment.
- Published
- 2002
- Full Text
- View/download PDF
6. [High risk alcohol consumption in a sample of patients of the Lausanne University Medical Polyclinic].
- Author
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Mathieu C, Landry U, Decrey H, Yersin B, Pécoud A, and Daeppen JB
- Subjects
- Adolescent, Adult, Aged, Alcoholism prevention & control, Cross-Sectional Studies, Female, Humans, Incidence, Male, Middle Aged, Outpatient Clinics, Hospital statistics & numerical data, Risk, Sampling Studies, Switzerland, Alcoholism epidemiology, Mass Screening
- Abstract
Objectives and Methods: This study indicates the prevalence, the characteristics, and the screening methods of patients with at risk alcohol drinking at the University Medical Clinic of Lausanne., Results: The results reported demonstrate that one patient out of six is a drinker at risk without criteria for alcohol-dependance. The questionnaire AUDIT (Alcohol Use Disorders Identification Test) with a cut-off of five points seems to be the best screening test for at risk alcohol consumption., Conclusions: The high prevalence of at risk drinking in this study, combined with scientific evidence of the efficiency of brief interventions in changing drinking habits, emphasises the importance of alcohol screening for all patients attending outpatient medical settings.
- Published
- 2001
- Full Text
- View/download PDF
7. A measure of the intensity of response to alcohol to screen for alcohol use disorders in primary care.
- Author
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Daeppen JB, Landry U, Pécoud A, Decrey H, and Yersin B
- Subjects
- Adult, Chi-Square Distribution, Female, Humans, Logistic Models, Male, Middle Aged, ROC Curve, Retrospective Studies, Sensitivity and Specificity, Alcoholism diagnosis, Mass Screening, Primary Health Care
- Abstract
Alcohol-dependent subjects tend to report lower level of response to alcohol (LR) in the years before the disorder developed, compared to control subjects. The Self-Rating of the Effects of alcohol (SRE) score is a quick and valid retrospective estimate of LR. This study examined the associations between alcohol abuse or dependence and early experience of alcohol as measured on retrospective SRE score (relating to the first five times alcohol was imbibed), and the presence of alcohol abuse or dependence, in patients attending primary care. Higher Early SRE score (i.e. greater early tolerance of alcohol) was obtained in patients with an alcohol-related diagnosis than in patients without those diagnoses. Using a cut-off of 2 on the Early SRE score, the Early SRE score could discriminate between patients with and without an alcohol diagnosis with moderate to high sensitivity (84%) and modest specificity (57%).
- Published
- 2000
- Full Text
- View/download PDF
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