Table 4.
Adverse outcomes
| Characteristic | Total (N=3802) | Primary participants (N=3577) | Revisional participants (N=225) | p value*** | ||||
|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | OR** (95% CI) | ||
| Death | 17 | 0.4 | 16 | 0.4 | 1 | 0.4 | 0.61 (0.08, 4.73) | 0.995 |
| DVT or PE | 22 | 0.6 | 18 | 0.5 | 4 | 1.8 | 2.81 (0.91, 8.69) | 0.015 |
| Tracheal reintubation | 25 | 0.7 | 20 | 0.6 | 5 | 2.2 | 2.69 (0.93, 7.78) | 0.003 |
| Endoscopy | 63 | 1.7 | 53 | 1.5 | 10 | 4.4 | 2.69 (1.32, 5.47) | 0.001 |
| Operation | ||||||||
| Tracheostomy | 12 | 0.3 | 12 | 0.3 | 0 | 0 | NA | 0.38 |
| Placement of percutaneous drain | 20 | 0.5 | 17 | 0.5 | 3 | 1.3 | 1.38 (0.39, 4.90) | 0.08 |
| Abdominal re-operation | 134 | 3.5 | 116 | 3.2 | 18 | 8 | 2.39 (1.39, 4.14) | <0.001 |
| Not discharged by day 30 | 25 | 0.7 | 23 | 0.6 | 2 | 0.9 | 0.78 (0.17, 3.56) | 0.66 |
| Composite event* | 224 | 5.9 | 190 | 5.3 | 34 | 15.1 | 2.37 (1.56, 3.62) | <.001 |
*
Death/DVT/PE/no discharge/intervention/post-bariatric surgery
**
Odds of corresponding outcome for revisional surgery compared to the primary surgery
***
Fisher’s exact test