Table 2.
Indications for the OA.
| Initially no fistula (n = 55) | Preexisting fistula (n = 26) | Any fistula overall (n = 35) | P value (any fistula versus no fistula) | |||
|---|---|---|---|---|---|---|
| No fistula (n = 46) | Fistula during NPWT (n = 5) | Fistula after NPWT (n = 4) | ||||
| Surgical/nontrauma | 95.7% (44) | 100.0% (5) | 100.0% (4) | 96.2% (25) | 97.1% (34) | 1.0 |
| Traumatic | 4.4% (2) | 0.0% (0) | 0.0% (0) | 3.9% (1) | 2.9% (1) | NA |
| Sepsis peritonitis | 50.0% (23) | 60.0% (3) | 50.0% (2) | 80.8% (21) | 74.3% (26) | 0.04 |
| Bowel perforation | 19.6% (9) | 40.0% (2) | 50.0% (2) | 61.5% (16) | 57.1% (20) | <0.0001 |
| Ischemic bowel | 17.4% (8) | 20.0% (1) | 0.0% (0) | 11.5% (3) | 11.4% (4) | 0.54 |
| Pancreatitis | 6.5% (3) | 0.0% (0) | 25.0% (1) | 3.9% (1) | 5.7% (2) | 1.0 |
| Intra-abdominal abscess | 15.2% (7) | 60.0% (3) | 50.0% (2) | 15.4% (4) | 25.7% (9) | 0.27 |
| Anastomotic dehiscence | 0.0% (0) | 0.0% (0) | 50.0% (2) | 26.9% (7) | 25.7% (9) | <0.0001 |
| Vascular | 15.2% (7) | 0.0% (0) | 0.0% (0) | 3.9% (1) | 2.9% (1) | 0.13 |
| Intra-abdominal hemorrhage | 23.9% (11) | 0.0% (0) | 25.0% (1) | 11.5% (3) | 11.4% (4) | 0.25 |
| Abdominal aortic aneurysm | 21.7% (10) | 0.0% (0) | 0.0% (0) | 7.7% (2) | 5.7% (2) | 0.06 |
| Damage control surgery | 4.4% (2) | 0.0% (0) | 25.0% (1) | 3.9% (1) | 5.7% (2) | 1.0 |
| Tumor resection | 13.0% (6) | 0.0% (0) | 25.0% (1) | 15.4% (4) | 14.3% (5) | 1.0 |
| Other indication | 30.4% (14) | 20.0% (1) | 0.0% (0) | 15.4% (4) | 14.3% (5) | 0.12 |