Table 4 Univariate and multivariate analysis of risk factors for prolonged hospital stay
Variables | Hospital stay ≤ 14 days n = 141 (%) | Hospital stay > 14 days n = 88 (%) | P | Multivariate | |
|---|---|---|---|---|---|
OR (95% CI) | P | ||||
Age > 65 (years old) | 82 (58.2) | 58 (65.9) | 0.242 | ||
Gender | 0.976 | ||||
Male | 90 (63.8) | 56 (63.6) | |||
Female | 51 (36.2) | 32 (36.4) | |||
Comorbidity ≥ 1 | 71 (50.4) | 56 (63.6) | 0.049 | 1.720 (0.937–3.158) | 0.080 |
Comorbidity ≥ 2 | 32 (22.7) | 26 (29.5) | 0.246 | ||
Smoking | |||||
Previous | 35 (24.8) | 26 (29.5) | 0.432 | ||
Current | 23 (16.3) | 15 (17.0) | 0.885 | ||
BMI (kg/m2) | |||||
Underweight (< 18.5) | 6 (4.3) | 3 (3.4) | 0.820 | ||
Overweight (> 25) | 51 (36.2) | 35 (39.8) | 0.464 | ||
Neoadjuvant CCRT | 52 (36.9) | 24 (27.3) | 0.133 | ||
Hypoalbuminemia | 19 (13.5) | 19 (21.6) | 0.108 | ||
Pre-op CEA > 5 ng/mL | 45 (33.3) | 34 (39.1) | 0.383 | ||
Resection of other pelvic organ | 18 (12.8) | 14 (15.9) | 0.505 | ||
Laparoscopic operation | 19 (13.5) | 9 (10.2) | 0.466 | ||
Operation time > 240 min | 70 (49.6) | 45 (51.1) | 0.826 | ||
Blood loss > 250 ml | 57 (40.4) | 46 (52.3) | 0.080 | 1.718 (0.942–3.134) | 0.078 |
Delayed perineal wound healing | 30 (21.3) | 56 (63.6) | < 0.001* | 6.404 (3.508–11.694) | < 0.001* |