| Orthopaedic patients n=358 | General surgery patients n=182 | Gynaecological patients n=67 | p-value |
---|---|---|---|---|
Gender male/female n (%) | 189/169 (53)/(47) | 114/68 (63)/(37) | 0/67 (100) | n/a |
Age mean (SD) | 49.0 (15.6) | 49.9 (15.4) | 52.8 (15.9) | 0.194a |
Type of anaesthesia n (%) | Â | Â | Â | <0.001b |
 General | 196 (55) | 132 (73) | 39 (58) |  |
 Regional | 75 (21) | 1 (−) | 1 (1) |  |
 Local | 82 (23) | 21 (12) | 22 (33) |  |
 Sedation | 2 (1) | 14 (8) | 5 (7) |  |
 Missing | 3 (1) | 14 (8) | - |  |
ASA classification n (%) | Â | Â | Â | 0.007b |
 1 | 268 (75) | 120 (66) | 53 (79) |  |
 2 | 78 (22) | 61 (34) | 12 (18) |  |
 3 | 11 (3) | 1 | 2 (3) |  |
 Missing | 1 | - | - |  |
Residence n (%) | Â | Â | Â | 0.718b |
 Cohabitating | 268 (75) | 137 (75) | 54 (81) |  |
 Single | 84 (23) | 43 (24) | 13 (19) |  |
 Missing | 6 (2) | 2 (1) | - |  |
Employment n (%) | Â | Â | Â | 0.021b |
 Working | 242 (68) | 130 (71) | 39 (58) |  |
 Retired | 72 (20) | 41 (23) | 21 (31) |  |
 Unemployed | 16 (4) | 5 (3) | - |  |
 Other | 21 (6) | 3 (2) | 6 (9) |  |
 Missing | 7 (2) | 3 (2) | 1 (1) |  |
Education n (%) | Â | Â | Â | 0.582b |
 Compulsory school | 103 (29) | 51 (28) | 19 (28) |  |
 Secondary school | 151 (42) | 74 (41) | 23 (34) |  |
 Degree from university | 97 (28) | 51 (28) | 25 (37) |  |
 Missing | 7 (2) | 6 (3) | - |  |