Study design

Requirements

• 2 or more repeated measurements on a quantitative response variable.

Paired/Repeated dataset layout

Use a column for each response variable (Blood pressure - Before, Blood pressure - After); each row has the values of the variables for a case (Subject).

Matched dataset layout

Use a column the response variable (Blood pressure), a column for the factor variable (Intervention), and a column for the blocking variable (Pair); each row has the values of the variables for a case.