Table 2. Comparison of postoperative outcomes between the control and POD 3 groups and between the POD 3 and POD 1 groups.
| Outcomes | Control, N=88 (%) |
POD 3, N=84 (%) |
POD 1, N=87 (%) |
P | |
|---|---|---|---|---|---|
| Control vs. POD3 | POD3 vs. POD1 | ||||
| Duration of drainage (days) | 10 [4–39] | 3 [3–53] | 1 [1–38] | <0.0001 | <0.0001 |
| Postoperative hospital stay (days) | 14 [7–41] | 11 [7–60] | 11 [6–37] | <0.0001 | 0.409 |
| Infection of drains | 5 (5.7) | 1 (1.2) | 5 (5.8) | 0.211 | 0.211 |
| Bile leakage defined by the ISGLS | 23 (26.1) | 14 (16.7) | 6 (6.9) | 0.142 | 0.058 |
| Grade A | 21 (23.9) | 13 (15.5) | 1 (1.1) | ||
| Grade B | 2 (2.3) | 1 (1.2) | 5 (5.7) | ||
| Grade C | 0 | 0 | 0 | ||
| Puncture of fluid collection | 1 (1.1) | 2 (2.4) | 2 (2.3) | 0.614 | 1.000 |
| Clavien-Dindo classification (≥ grade III) | 3 (3.5) | 2 (2.4) | 4 (4.6) | 1.000 | 0.682 |
POD, postoperative day; ISGLS, International Study Group of Liver Surgery.