Knee revisions and manipulations within 1 year L 0.55 0.78 0.00 7.14 Hip fracture — operation given within 2 days M 67.47 11.51 42.83 94.31 Redo rates for prostate resection L 4.13 1.99 0.00 9.23 Clean Hospital room/ward B 85.95 2.95 79.00 93.70 Involved in decisions B 69.68 3.31 60.00 77.40...