3

Risk factors of POPF

Factorsn POPF rate (%)UnivariateMultivariate
χ2P HR95% CIP
Sex0.0520.820
 Male1062.5
 Female637.5
Age (year)0.4610.497
 <65956.3
 ≥65743.8
BMI (kg/m2) 6.8730.009
 <25637.5
 ≥251062.53.6821.235-10.9790.019
ALB (g/L)0.0240.876
 <40743.8
 ≥40956.2
Preoperative biliary drainage (yes)0.455
 no1381.30.558
 yes318.7
Pancreatic texture0.2660.755
 Hard1062.5
 Soft637.5
MPD (mm)3.9650.046
 <3637.52.6640.848-8.3710.094
 ≥31062.5
Anastomosis method0.0970.755
 Conventional1062.5
 Modified637.5
Surgical time (min)0.5900.442
 <3001168.8
 ≥300531.2
Blood loss (mL)1.2710.260
 <4001062.5
 ≥400637.5
Perioperative blood transfusion1.7120.191
 No425.0
 Yes1275.0
Pathological diagnosis24.2580.760
 PC531.3
 DBC318.8
 DC637.6
 AC16.3
 Others16.3