Variables | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
Odds ratio | 95% CI | P value | Odds ratio | 95% CI | P value | |
Age (≥ 70 vs. <  70) | 0.704 | 0.374–1.324 | 0.276 |  |  |  |
Sex (male vs. female) | 2.614 | 1266–5.396 | 0.009 | 2.514 | 0.916–6.902 | 0.074 |
Body mass index (≥ 25 vs. <  25) | 2.738 | 1.252–5.987 | 0.012 | 0.896 | 0.265–3.025 | 0.896 |
Preoperative biliary drainage (present vs. absent) | 2.005 | 1.060–3.791 | 0.032 | 3.313 | 1.216–9.053 | 0.019 |
Pancreatic texture of remnant pancreas (soft vs. hard) | 10.088 | 3.791–26.848 | <  0.001 | 2.607 | 0.533–12.745 | 0.237 |
Diameter of main pancreatic duct (≥ 3 mm vs. <  3 mm) | 4.070 | 2.094–7.911 | <  0.001 | 1.396 | 0.535–3.643 | 0.495 |
Operative time (≥ 480 min vs. <  480 min) | 1.476 | 0.719–3.031 | 0.289 |  |  |  |
Intraoperative blood loss (≥ 1000 ml vs. <  1000 ml) | 1.663 | 0.784–3.523 | 0.185 |  |  |  |
Pancreatic stent (internal stent vs. external stent) | 0.401 | 0.182–0.887 | 0.024 | 0.378 | 0.121–1.178 | 0.094 |
Drain amylase level on POD 1 (≥ 4000 IU/l vs. <  4000 IU/l) | 7.727 | 3.745–15.941 | <  0.001 | 2.565 | 0.632–10.417 | 0.188 |
Serum CRP level on POD 3 (≥ 17.7 mg/dl vs. <  17.7 mg/dl) | 12.226 | 5.782–25.850 | <  0.001 | 6.929 | 2.458–19.534 | < 0.001 |
Combination of PNIP3-P1 ratio and serum amylase level on POD 1 |  |  | <  0.001 |  |  | 0.038 |
 score 0 vs. score 2 | 44.571 | 5.732–346.559 | <  0.001 | 17.661 | 1.751–178.140 | 0.015 |
 score 1 vs. score 2 | 17.778 | 2.299–137.497 | 0.006 | 9.411 | 0.961–92.211 | 0.054 |