Jaeschke | Mean (Cfollow-up−Cbaseline) | Regression to the mean |
Mean change, Redelmeier | Mean (Cfollow-up−Cbaseline)–Mean (Ufollow-up−Ubaseline) | Regression to the mean |
Receiver operating curve | Cut-off point where sensitivity+specificity is maximised between changed and unchanged | Non-parametric Random sample variation Change analysed separately for worsening and improvement |
Regression modelling | Transition variable# as independent or dependent variable | Control for confounding and effect modification |