“…Nine studies 17,21,23,24,32,34,38,40,42 (4070 patients; 2096 preoperative and 2939 postoperative risk estimations) reported surgeons' accuracy in predicting longer-term outcomes, involving patients undergoing orthopaedic 17,32,34,40,42 , general 23,24,38 and neurosurgical 21,40 operations. Outcome measures were heterogeneous and included overall function 21 , pain improvement 23 , global outcome impression 34,40 , hernia recurrence rate 38 , length of hospital stay (LOS) 24 and long-term survival 17 .…”