Table 2.
Risk factors for postoperative readmission.
| Demographic variable | Readmission, n (%) | No readmission, n (%) | OR (95% CI) | P value |
|---|---|---|---|---|
| Albumin | 1282 (5.0) | 24359 (95.0) | ||
| <3.5 g/dL | 231 (10.3) | 2011 (89.7) | 2.173 (1.865-2.532) | P < .0001 |
| ≥3.5 g/dL | 1051 (4.5) | 22348 (95.5) | ||
| BMI | 2134 (4.5) | 45407 (95.5) | ||
| ≥40 kg/m2 | 168 (7.3) | 2124 (92.7) | 1.79 (1.439-2.226) | P < .0001 |
| <40 kg/m2 | 1966 (4.3) | 43283 (95.7) | ||
| Tobacco use | 2154 (4.5) | 45770 (95.5) | ||
| Yes | 184 (5.8) | 2993 (94.2) | 1.389 (1.13-1.706) | P = .0003 |
| No | 1970 (4.4) | 42777 (95.6) | ||
| Diabetes | 2154 (4.5) | 45770 (95.5) | ||
| Insulin-dependent | 118 (7.2) | 1510 (92.8) | 1.225 (1.057-1.419) | P < .0001 |
| Non–insulin-dependent | 258 (5.0) | 4929 (95.0) | ||
| No | 1778 (4.3) | 39331 (95.7) | ||
| Optimized | 1444 (5.1) | 27024 (94.9) | ||
| No | 592 (7.0) | 7852 (93.0) | (-) | P < .0001 |
| Yes | 852 (4.3) | 19172 (95.7) |