Fig. 2From: The impact of psychosocial variables on initial presentation and surgical outcome for ulnar-sided wrist pathology: a cohort study with 1-year follow-upPie chart on the increase in explained variance (R2) of preoperative pain and function measured with the Patient Rated Wrist/Hand Evaluation (PRWHE). Each slice represents the added R2 from a set of variables consecutively added to the linear regression modelsBack to article page