Table 4.
Univariable logistic regression analysis of risk factors for treatment failure with interaction model for adjustment for study
| Resection | Lavage | |||
|---|---|---|---|---|
| OR | P | OR | P | |
| Age (years) | 1.04 (0.10, 1.08) | 0.086 | 1.01 (0.98, 1.05) | 0.389 |
| Age ≥ 65 years | 1.28 (0.48, 3.45) | 0.622 | 2.09 (0.92, 4.75) | 0.077 |
| Sex | 0.90 (0.33, 2.45) | 0.839 | 1.40 (0.63, 3.08) | 0.407 |
| BMI (kg/m2) | 0.99 (0.88, 1.11) | 0.848 | 0.91 (0.83, 0.10) | 0.049 |
| BMI ≥ 25 kg/m2 | 1.04 (0.37, 2.95) | 0.935 | 0.65 (0.28, 1.52) | 0.321 |
| ASA fitness grade | 3.30 (1.12, 9.71) | 0.030 | 3.21 (1.31, 7.90) | 0.011 |
| History of diverticulitis | 1.04 (0.33, 3.28) | 0.941 | 0.77 (0.30, 2.01) | 0.593 |
| History of laparotomy | 3.18 (0.81, 12.49) | 0.097 | 1.13 (0.25, 5.15) | 0.871 |
| Corticosteroid use | 1.88 (0.52, 6.81) | 0.335 | 4.83 (1.55, 15.08) | 0.007 |
| Smoker | 0.46 (0.10, 2.18) | 0.326 | 3.24 (1.19, 8.81) | 0.022 |
| GI surgeon present during surgical procedure | 0.82 (0.24, 2.82) | 0.749 | 1.174 (0.50, 2.73) | 0.710 |
| Interval between admission and surgery (h) | 1.01 (1.00, 1.02) | 0.184 | 1.00 (0.97, 1.01) | 0.197 |
Values in parentheses are 95% confidence intervals. GI, gastrointestinal.