Journal Club Presentation Resources (Statistics Help): Risk Statistics

University of Ottawa: Society, the Individual, and Medicine

RR, RRR, ARR, NNT, p-value
Centre for Evidence Based Medicine Oxford

Number Watch by Professor John Brignell

(2007), How results are presented (2): risks, ratios, NNT and NNH. Prescriber, 18: 21–26.

EBM Teacher - Terry Shaneyfelt, M.D.

YouTube video by Terry Shaneyfelt, M.D.

e-book by Steven Woloshin, MD, MS, Lisa M. Schwartz, MD, MS, and H. Gilbert Welch, MD, MPH

Number Watch by Professor John Brignell

Irwig L, Irwig J, Trevena L, et al. Smart Health Choices: Making Sense of Health Advice. London: Hammersmith Press; 2008. Chapter 18, Relative risk, relative and absolute risk reduction, number needed to treat and confidence intervals. Available from: http://www.ncbi.nlm.nih.gov/books/NBK63647/
e-book chapter

YouTube Video. Maureen Dobbins, Ph.D., National Collaborating Centre for Methods and Tools.

Sedgwick P. Relative risks and statistical significance. BMJ. 2010;341:c4265.

Animations about EBM topics

Bewick V, Cheek L, Ball J. Statistics review 11: assessing risk. Crit Care. 2004;8(4):287-91.

Barratt A, Wyer PC, Hatala R, et al. Tips for learners of evidence-based medicine: 1. Relative risk reduction, absolute risk reduction and number needed to treat. CMAJ. 2004;171(4):353-8.

Students 4 Best Evidence (S4BE)

(2007), How results are presented (2): risks, ratios, NNT and NNH. Prescriber, 18: 21–26.

YouTube Video. Maureen Dobbins, Ph.D., National Collaborating Centre for Methods and Tools.

Johns Hopkins University

AHRQ's Effective HealthCare Program: Glossary of Terms

Institute for Work and Health

McMaster Evidence-Based Clinical Practice Workshops
Dr. Gordon Guyatt

Davies HT, Crombie IK, Tavakoli M. When can odds ratios mislead?. BMJ. 1998;316(7136):989-91.