Variables | Type IIa (n = 23) | Type IIv (n = 23) | P value |
---|---|---|---|
Operative time (min)a | 400 (316, 452) | 395 (330, 460) | 0.991 |
Intraoperative blood loss (mL)a | 450 (400, 600) | 200 (100, 300) |  < 0.001 |
Intraoperative transfusion | Â | Â | 0.189 |
 Yes | 1 (4.3) | 5 (21.7) |  |
 No | 22 (95.7) | 18 (78.3) |  |
Surgical type | Â | Â | 0.767 |
 LPD | 13 (56.5) | 12 (52.2) |  |
 OPD | 10 (43.5) | 11 (47.8) |  |
Tumor size (mm)a | 25.0 (20.0, 35.0) | 25.0 (20.0, 33.5) | 0.649 |
LOS (days)a | 14 (11, 21) | 14 (12, 22) | 0.886 |
Surgical morbidity | 9 (39.1) | 11 (47.8) | 0.552 |
 POPF (B/C) | 5 (21.7) | 4 (17.4) | 1.000 |
 Bile leakage (B/C) | 1 (4.3) | 1 (4.3) | 1.000 |
 Chyle leak (B/C) | 2 (8.7) | 1 (4.3) | 1.000 |
 DGE (B/C) | 3 (13.1) | 1 (4.3) | 0.601 |
 Intra-abdominal infection | 7 (30.4) | 8 (34.8) | 0.753 |
 PPH (B/C) | 2 (8.7) | 2 (8.7) | 1.000 |
Reoperation | 0 (0.0) | 1 (4.3) | 1.000 |
90-day mortality | 0 (0.0) | 1 (4.3) | 1.000 |
Histology | Â | Â | 0.290 |
 Pancreatic head cancer | 15 (65.2) | 18 (78.3) |  |
 Ampullary carcinoma | 6 (26.1) | 2 (8.7) |  |
 Distal cholangiocarcinoma | 2 (8.7) | 3 (13.0) |  |
Grading | Â | Â | 0.881 |
 1 | 3 (13.1) | 4 (17.4) |  |
 2 | 15 (65.2) | 15 (65.2) |  |
 3 | 5 (21.7) | 4 (17.4) |  |
Margin status | Â | Â | 0.232 |
 R0 | 23 (100.0) | 20 (86.9) |  |
 R1 | 0 (0.0) | 3 (13.1) |  |
Number of ELNsb | 21.0 ± 11.7 | 22.1 ± 11.7 | 0.744 |
pN +  | 9 (39.1) | 13 (56.5) | 0.238 |