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Table 1 Univariate regression analysis of POPF risk factors for patients (Continues variables)

From: Drainage volume on postoperative day one to predict clinically relevant postoperative pancreatic fistula following distal pancreatectomy

Characteristics

POPF groups (n=30)

non-POPF groups (n=145)

t

P value

Age (Year)

58.56±12.18

56.42±15.79

0.69

0.48

BMI (kg/m2)

24.62±4.87

22.37±3.35

2.40

0.02

Hb (g/L)

121.70±16.02

125.78±17.69

-1.16

0.244

ALT (IU/L)

29.53±16.12

23.16±15.15

2.07

0.04

AST (IU/L)

23.20±8.20

23.12±10.27

0.04

0.96

Prealbumin (mg/L)

264.96±51.92

240.24±4.80

5.67

0.001

Total Protein (g/L)

69.90±6.89

67.70±11.34

1.39

0.16

Albumin (g/L)

41.96±5.02

42.19±4.66

− 0.23

0.81

Globulin (g/L)

27.43±4.53

27.95±6.67

− 0.56

0.57

Operation time (min)

233.20±83.0

236.37±70.31

-0.21

0.82

Bleeding (ml)

456.30±266.97

512.02±393.67

-0.94

0.34

Prealbumin (mg/L the first day after the surgery)

196.23±50.65

173.90±47.52

2.31

0.02

Albumin (g/L the first day after the surgery)

34.50±6.44

36.16±7.11

− 1.18

0.23

Globulin (g/L the first day after the surgery)

22.63±3.22

23.23±3.75

− 0.81

0.41

Blood glucose (mmol/L the first day after the surgery)

11.20±2.73

9.51±3.80

2.30

0.02

Drainage on the first day after surgery (ml)

158.20±105.36

113.42±63.72

2.24

0.03

Drainage fluid amylase level on POD1 (U/L)

6979±3742

2521±2285

8.59

0.001

The main pancreatic duct (cm)

0.21±0.10

0.19±0.09

0.66

0.50

Anteroposterior diameter of pancreatic stump (cm)

2.09±0.41

1.92±0.49

1.73

0.08

Tumor size (cm)

5.77±2.40

4.84±2.59

1.80

0.72