Multivariable analysis for unplanned conversion in colon and rectal resection
| Covariate | Referent | OR (95% CI) | p value |
|---|---|---|---|
| Robotic approach | Laparoscopic approach | 0.713 (0.521–0.977) | 0.035 |
| Male sex | Female sex | 1.143 (1.008–1.296) | 0.038 |
| Age > 60 yr | ≤ 60 | 0.961 (0.843–1.094) | 0.54 |
| BMI > 30 | ≤ 30 | 0.934 (0.817–1.068) | 0.32 |
| Colon cancer | Nonmalignant polyp | 1.810 (1.424–2.300) | < 0.001 |
| Crohn disease | Nonmalignant polyp | 2.194 (1.585–3.037) | < 0.001 |
| Diverticular disease | Nonmalignant polyp | 1.980 (1.542–2.542) | < 0.001 |
| Other | Nonmalignant polyp | 2.865 (2.215–3.706) | < 0.001 |
| Ulcerative colitis | Nonmalignant polyp | 1.327 (0.822–2.141) | 0.25 |
| Intraoperative transfusion | None | 1.093 (0.856–1.396) | 0.47 |
| Operative duration | 1.000 (1.000–1.001) | 0.50 | |
| ASA class > 3 | ≤ 3 | 1.036 (0.909–1.182) | 0.60 |
ASA = American Society of Anesthesiologists; BMI = body mass index; CI = confidence interval; OR = odds ratio.