It is good to feel better, but better to feel good : Whether a patient finds treatment successful' or not depends on the questions researchers ask
Introduction: In sports physiotherapy, medicine and orthopaedic randomised controlled trials (RCT), the investigators (and readers) focus on the difference between groups in change scores from baseline to follow-up. Mean score changes are difficult to interpret (is an improvement of 20 units good?'), and follow-up scores may be more meaningful. We investigated how applying three different respond
