We are receiving a lot of questions about relevant analyses in the Analyse-it Method Validation edition to help in evaluating new diagnostic tests in the fight against COVID-19. Below are some quick links that will help, but contact us if you have questions - we are working as normal.
Also see our latest blog post: Sensitivity/Specificity and The Importance of Predictive Values for a COVID-19 test
Compare pairs analysis study requirements and 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).
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.