'Risk ratio 1' diaporamas de présentation

Lecture 17: Prevention of bias in RCTs

Lecture 17: Prevention of bias in RCTs. Statistical/analytic issues in RCTs Measures of effect Precision/hypothesis testing Compliance/intention to treat RCTs of effectiveness of screening Effects of study design (Schultz paper) Strengths and weaknesses of RCTs. Analysis of RCTs.

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Lecture 9: Analysis of intervention studies

Lecture 9: Analysis of intervention studies. Randomized trial - categorical outcome Measures of risk: incidence rate of an adverse event (death, etc) It = incidence rate in treatment group Ic = incidence rate in control group Example (mammography and mortality): It = 2/10,000/year

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An Introduction to Tables

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