The Analysis of Repeated Measures: A Practical Review with Examples

Repeated measures data, in which the same response variable is recorded on each observational unit on several different occasions, occur frequently in many different disciplines. Many methods of analysis have been suggested including t-tests at each separate time point and multivariate analysis of variance. In this paper the application of a number of methods is discussed and illustrated on a variety of data sets. The approach involving the calculation of a small number of relevant summary statistics is considered to have advantages in many circumstances