Thirty-day postdischarge complication rates in the 2 cohorts, by indication
| Complication | No. (%) of patients | |||||
|---|---|---|---|---|---|---|
| Simple appendicitis | Complicated appendicitis | |||||
| Before implementation n = 81 | After implementation n = 104 | p value | Before implementation n = 44 | After implementation n = 47 | p value | |
| Call to surgery clinic | 6 (7.4) | 4 (3.8) | 0.3 | 0 (0.0) | 2 (4.3) | 0.5 |
| Emergency department visit | 13 (16.0) | 16 (15.4) | 0.9 | 7 (15.9) | 7 (14.9) | 1.0 |
| Unplanned diagnostic imaging test | 5 (6.2) | 9 (8.6) | 0.6 | 5 (11.4) | 8 (17.0) | 0.6 |
| Readmission | 2 (2.5) | 6 (5.8) | 0.5 | 2 (4.5) | 5 (10.6) | 0.4 |
| Reintervention | 0 (0.0) | 1 (1.0) | 1.0 | 0 (0.0) | 1 (2.1) | 1.0 |
| Wound infection | 3 (3.7) | 3 (2.9) | 1.0 | 3 (6.8) | 0 (0.0) | 0.1 |
| Clostridium difficile infection | 0 (0.0) | 0 (0.0) | 1 (2.3) | 0 (0.0) | 0.5 | |
| Intra-abdominal abscess/phlegmon | 0 (0.0) | 0 (0.0) | 2 (4.5) | 3 (6.4) | 1.0 | |
| Ileus | 1 (1.2) | 1 (1.0) | 1.0 | 1 (2.3) | 0 (0.0) | 0.5 |
| Small bowel obstruction | 0 (0.0) | 0 (0.0) | — | 0 (0.0) | 1 (2.1) | 1.0 |