Table 3.
Management
| Variable | Cohort; no. (%) of patients | p value* | ||
|---|---|---|---|---|
| Historical | Transitional | Implementation | ||
| Planned management | ||||
| Initial nonoperative | 61 (94) | 43 (77) | 27 (87) | 0.03 |
| Initial operative | 4 (6) | 13 (23) | 4 (13) | |
| Nasogastric tube use | 52 (80) | 48 (86) | 29 (94) | 0.2 |
| Received WSC | 1 (2) | 25 (45) | 22 (71) | < 0.001 |
| Operative approach† | ||||
| Open | 3 (60) | 3 (17) | 4 (57) | 0.001 |
| Laparoscopic | 2 (40) | 15 (83) | 3 (43) | |
| Bowel resection | 1 (2) | 7 (12) | 3 (10) | 0.04 |
| Failed nonoperative intent, required surgery | 2 (3) | 4 (7) | 4 (13) | 0.2 |
WSC = water-soluble contrast.
*
Historical cohort versus transitional cohort versus implementation cohort; χ2 test.
†
Denominator is the number of patients in each cohort who proceeded to surgery (initially or after failed nonoperative trial).