“…The reasons for admission, according to our broad procedural categories, were lower-limb arthroplasty (n = 25 studies 195,196,200,202,206,216,218,[221][222][223][224]230,234,237,238,241,244,245,253,254,256,261,262,267,269 ), colorectal surgery (n = 19 studies 192,198,203,204,209,211,213,214,229,231,232,235,236,239,242,243,251,252,265 ), cardiac surgery (n = 8 studies 193,208,210,215,255,…”