Postoperative outcomes before and after the enhanced recovery after surgery program
| Outcome | Pre-ERAS group (2009–14) (n=29) | Post-ERAS group (2015–20) (n=52) | P value |
| Hospital stay (days) (median (IQR)) | 4 (3–4) | 3 (2–3) | <0.01 |
| Hospital discharged within ≤48 hours (days) (n (%)) | 5 (17.3) | 23 (47.3) | 0.013 |
| Prolonged hospital stay (n (%)) | 24 (82.8) | 30 (57.7) | <0.01 |
| Blood transfusion (inhospital) (n (%)) | 8 (27.6) | 8 (15.4) | 0.18 |
| Overall complication (≤60 days) (n (%)) | 13 (44.8) | 20 (38.5) | 0.57 |
| Clavien–Dindo* (n (%)) | |||
| None | 16 (55.2) | 32 (61.5) | 0.56 |
| I | 6 (20.7) | 9 (17.3) | 0.71 |
| II | 6 (20.7) | 13 (25.0) | 0.66 |
| III | 1 (3.4) | 3 (5.8) | 0.64 |
| IV | 1 (3.4) | 3 (5.8) | 0.64 |
| ≤30 days (n (%)) | |||
| Readmission | 6 (20.7) | 9 (17.3) | 0.40 |
| >30 to ≤60 days (n (%)) | |||
| Readmission | 3 (10.3) | 1 (1.9) | 0.05 |
*The figures in this category reflect the composite of all complications for all patients and thus values may not add up to the total number of patients.