GP Synergy – Evidence-Based Medicine
Module 4 – Critical appraisal – Part II, Results and External Validity
This module will complete the critical appraisal of the study. explore a number of important statistical concepts, and you will apply the answer to the case.
References and optional readings
US Cochrane Center: Understanding Evidence-based Healthcare: A Foundation for Action
- Module 5, Section 3 [Absolute and relative risk reduction: How is benefit expressed?]: http://tiny.cc/94ps6
Guyatt GH, Sackett DL, Cook DJ. Users’ guides to the medical literature. II. How to use an article about therapy or prevention. B. What were the results and will they help me in caring for my patients? JAMA 1994; 271(1): 59-62
Centre of Evidence-Based Medicine
- Critical appraisal worksheets: http://www.cebm.net/index.aspx?o=1157
- Making a decision: http://www.cebm.net/index.aspx?o=1854
Barbosa-Cesnik C, Brown MB, Buxton M, et al. Cranberry juice fails to prevent recurrent urinary tract infection: results from a randomized placebo-controlled trial. Clinical Infectious Diseases 2011; 52: 23-30
Tam M. Can cranberry prevent UTIs? Medical Observer 19 Aug 2011: 35