Table 1.
Patient characteristics comparison
| Total N = 197 |
Group M N = 122 |
Group S N = 75 |
P | |
|---|---|---|---|---|
| Age, median (IQR) | 72.8 (66.9–81.0) | 71.9 (66.2–71.9) | 75.0 (68.4–81.3) | 0.414 |
| Age > 70 years, N (%) | 124 (62.9) | 69 (56.6) | 55 (73.3) | 0.018 |
| Female sex, N (%) | 80 (40.6) | 59 (48.4) | 21 (28.0) | 0.005 |
| ASA ≥ III, N (%) | 111 (56.3) | 73 (59.8) | 38 (50.7) | 0.208 |
| BMI (kg/m2), mediaN (IQR) | 27.3 (24.2–30.3) | 26.5 (23.9–30.0) | 27.9 (24.4–30.5) | 0.326 |
| BMI > 30 kg/m2, N (%) | 67 (34.9) | 38 (31.7) | 29 (40.3) | 0.226 |
| Smoking, N (%) | 35 (17.8) | 22 (18.0) | 13 (17.3) | 0.901 |
| DM, N (%) | 52 (26.4) | 32 (26.2) | 20 (26.7) | 0.946 |
| COPD N (%) | 51 (25.9) | 28 (23.0) | 23 (30.7) | 0.230 |
| CRF, N (%) | 20 (10.2) | 13 (10.7) | 7 (9.3) | 0.765 |
| Cancer operation, N (%) | 168 (85.3) | 101 (82.8) | 67 (89.3) | 0.208 |
| Previous laparotomy, N (%) | 39 (19.8) | 29 (23.8) | 10 (13.3) | 0.074 |
| Previous hernia, N (%) | 38 (19.3) | 16 (13.1) | 22 (29.3) | 0.005 |
| Immunosuppression, N (%) | 16 (8.1) | 12 (9.8) | 4 (5.3) | 0.261 |
| AAA, N (%) | 6 (3.0) | 5 (4.1) | 1 (1.3) | 0.273 |
SD standard deviation; IQR interquartile range; ASA American Society of Anesthesiologists; BMI body mass index; DM diabetes mellitus; COPD chronic obstructive pulmonary disease; CRF chronic renal failure; AAA abdominal aortic aneurysm