9.2  Types of data and effect measures

9.2.1 Types of data

9.2.2 Effect measures for dichotomous outcomes

Box 9.2.a: Calculation of risk ratio (RR), odds ratio (OR) and risk difference (RD) from a 2ยด2 table

9.2.3 Effect measures for continuous outcomes

9.2.4 Effect measures for ordinal outcomes and measurement scales

9.2.5 Effect measures for counts and rates

9.2.6 Effect measures for time-to-event (survival) outcomes

9.2.7 Expressing intervention effects on log scales