* Each odds ratio significant at p ≤ 0.01 except † significant at p ≤ 0.03.
TURP, transurethral resection of the prostate; RP, radical prostatectomy; TKR, total knee replacement; THR, total hip replacement; LL, lumbar laminectomy; PC, partial colectomy; OC, open cholecystectomy; LC, laparoscopic cholecystectomy; AAA, abdominal aortic aneurysm repair; FP, femoral popliteal revascularization; CEA, carotid endarterectomy.