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Propensity score. A propensity score estimates each participant’s probability of receiving a treatment based on their characteristics.

Evidence Based Medicine pills

Evidence Based Medicine pills

Propensity score. A propensity score estimates each participant’s probability of receiving a treatment based on their characteristics.

Multiple comparisons. Doing multiple comparisons increases the probability of type 1 error and of detecting a false positive by chance.

Analysis of results in a crossover clinical trial The analysis of a crossover clinical trial differs from that of a classical parallel trial. It must take into account the period and sequence effects.

Bland-Altman’s method. Bland-Altman’s method allows calculating the concordance between the results of the measurements of a variable obtained by two methods.

Composite variable A composite variable combines variables to increase the number of events and decrease the sample size.