Minimal clinically important difference on the Beck Depression Inventory - II according to the patient's perspective

The Beck Depression Inventory, 2nd edition (BDI-II) is widely used in research on depression. However, the minimal clinically important difference (MCID) is unknown. MCID can be estimated in several ways. Here we take a patient-centred approach, anchoring the change on the BDI-II to the patient's global report of improvement.We used data collected (n = 1039) from three randomized controlled trials for the management of depression. Improvement on...