Table 2.
Univariate outcomes
| Gastric bypass | Sleeve gastrectomy | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Male | Female | p value | Male | Female | p value | Male | Female | p value | |
| OR time (min) ± SD | 124.53 (57.20) | 118.64 (53.56) | < 0.0001** | 77.80 (38.70) | 71.75 (36.12) | < 0.0001** | 90.14 (48.89) | 84.71 (46.65) | < 0.0001** |
| Approach converted | 0.36 | 0.27 | 0.0323* | 0.11 | 0.1 | 0.3031 | 0.18 | 0.14 | 0.0371* |
| Major complication | 2.62 | 1.61 | < 0.0001** | 1.4 | 0.83 | < 0.0001** | 1.72 | 1.05 | < 0.0001** |
| Minor complication | 1.49 | 1.9 | < 0.0001** | 0.54 | 0.72 | < 0.0001** | 0.79 | 1.04 | < 0.0001** |
| Acute renal failure | 0.24 | 0.09 | < 0.0001** | 0.11 | 0.04 | < 0.0001** | 0.14 | 0.05 | < 0.0001** |
| Cardiac arrest req CPR | 0.15 | 0.04 | < 0.0001** | 0.06 | 0.02 | < 0.0001** | 0.08 | 0.03 | < 0.0001** |
| Deep incisional SSI | 0.09 | 0.15 | 0.028* | 0.03 | 0.02 | 0.3732 | 0.05 | 0.06 | 0.1446 |
| Myocardial infarction | 0.11 | 0.03 | < 0.0001** | 0.05 | 0.02 | 0.0003* | 0.06 | 0.02 | < 0.0001** |
| Organ space SSI | 0.4 | 0.34 | 0.1822 | 0.16 | 0.14 | 0.3826 | 0.22 | 0.2 | 0.163 |
| Progressive renal failure | 0.24 | 0.08 | < 0.0001** | 0.12 | 0.03 | < 0.0001** | 0.15 | 0.04 | < 0.0001** |
| Pneumonia | 0.37 | 0.38 | 0.7097 | 0.12 | 0.13 | 0.5681 | 0.19 | 0.2 | 0.3999 |
| PE | 0.2 | 0.15 | 0.1035 | 0.09 | 0.08 | 0.8349 | 0.12 | 0.1 | 0.2619 |
| Sepsis | 0.19 | 0.18 | 0.6894 | 0.08 | 0.07 | 0.4611 | 0.11 | 0.1 | 0.4895 |
| Septic shock | 0.17 | 0.1 | 0.0026* | 0.05 | 0.03 | 0.0034* | 0.08 | 0.05 | < 0.0001** |
| Superficial SSI | 0.77 | 0.92 | 0.0336* | 0.22 | 0.24 | 0.4198 | 0.37 | 0.43 | 0.0144* |
| Discharge other than home | 0.87 | 0.52 | < 0.0001** | 0.51 | 0.4 | < 0.0001** | 0.6 | 0.43 | < 0.0001** |
| Unplanned intubation | 0.41 | 0.2 | < 0.0001** | 0.18 | 0.09 | < 0.0001** | 0.24 | 0.12 | < 0.0001** |
| UTI | 0.27 | 0.57 | < 0.0001** | 0.16 | 0.32 | < 0.0001** | 0.19 | 0.39 | < 0.0001** |
| VTE | 0.22 | 0.16 | 0.0434* | 0.22 | 0.16 | 0.0023* | 0.22 | 0.16 | 0.0003* |
| Unplanned ICU admission | 1.76 | 0.96 | < 0.0001** | 0.8 | 0.43 | < 0.0001** | 1.06 | 0.58 | < 0.0001** |
| 30 day mortality | 0.3 | 0.11 | < 0.0001** | 0.14 | 0.05 | < 0.0001** | 0.18 | 0.07 | < 0.0001** |
| Percent of deaths related to surgery | 56.52 | 52.83 | < 0.0001** | 49.45 | 50.42 | < 0.0001** | 52.5 | 51.56 | < 0.0001** |
| Reoperation 30 days | 2.25 | 2.2 | 0.6828 | 0.98 | 0.79 | < 0.0001** | 1.32 | 1.18 | 0.0011* |
| Readmission 30 days | 5.3 | 6 | < 0.0001** | 2.86 | 3.07 | < 0.0001** | 3.5 | 3.88 | < 0.0001** |
| Intervention 30 days | 2.14 | 2.48 | 0.0025* | 0.84 | 0.91 | 0.0772 | 1.18 | 1.34 | 0.0002* |
| Dehydration | 0.19 | 0.5 | < 0.0001** | 0.08 | 0.23 | < 0.0001** | 0.11 | 0.3 | < 0.0001** |
| VTE | 0.02 | 0.01 | 0.1368 | 0.02 | 0.02 | 0.1549 | 0.02 | 0.01 | 0.0512 |
| Bleeding | 0.37 | 0.22 | < 0.0001** | 0.07 | 0.03 | 0.0002* | 0.15 | 0.08 | < 0.0001** |
| Leak | 0.12 | 0.09 | 0.247 | 0.14 | 0.12 | 0.1131 | 0.14 | 0.12 | < 0.0490* |
*Significant (p value < 0.05)
**Highly significant (p value < 0.0001)