Fig. 3From: Evaluation of a multimodal pain therapy concept for chronic pain after total knee arthroplasty: a pilot study in 21 patientsVisualization of change in range of motion at the times of examination (hospitalization, hospital discharge, 1. follow-up, 2. follow-up). Red: neutral zero method in degree; Green: Knee Society Score of Insall et al. for range of motion (0–25)Back to article page