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Table 3 Uni- and multivariate predictive factors of POPF after DP

From: The pancreas-to-muscle signal intensity ratio on T1-weighted MRI as a predictive biomarker for postoperative pancreatic fistula after distal pancreatectomy: a single-center retrospective study

 

n

Univariate

Multivariate

OR

95% CI

p-value

OR

95% CI

p-value

Preoperative

Age (years)

 >70

45

0.79

0.32–1.89

0.61

   

 <70

72

1

     

Sex

 Male

68

1.24

0.53–3.01

0.62

   

 Female

49

1

     

BMI (kg/m2)

 >24

39

2.07

0.85–5.00

0.10

   

 <24

77

1

     

Pancreatic ductal adenocarcinoma

 Yes

55

0.74

0.31–1.72

0.48

   

 No

62

1

     

Location

 Body

68

0.59

0.25–1.37

0.22

   

 Tail

49

1

     

Pancreas-to-muscle SIR on T1-w MRI

 >1.37

61

29.7

5.83–543.73

<0.01

23.25

3.93–454.03

<0.01

 <1.37

41

1

  

1

  

Intraoperative

Operative time (min)

 >300

38

1.36

0.55–3.24

0.50

   

 <300

78

1

     

Blood loss (ml)

 >400

39

0.86

0.33–2.07

0.73

   

 <400

77

1

     

Surgical procedure

 Open

83

1.79

0.69–5.28

0.24

   

 Laparoscopic

34

1

     

 Spleen preserving

18

0.56

0.12–1.87

0.37

   

 Non-spleen preserving

99

1

     

Resection procedure

 Hand-sewn

47

0.88

0.36–2.07

0.78

   

 Stapler

70

1

     

Pancreas texture

 Soft

75

1.65

0.68–4.35

0.28

   

 Hard

42

1

     

Pancreas thickness (mm)

 >12

56

0.71

0.30–1.64

0.42

   

 <12

61

1

     

Postoperative

D-Amy levels (U/l)—POD 1

 >7238

33

5.07

2.07–12.78

<0.01

1.21

0.31–4.75

0.78

 <7238

83

1

  

1

  

D-Amy levels (U/l)—POD 3

 >737

51

4.99

2.04–13.25

<0.01

3.91

1.02–16.36

0.046

 <737

65

1

  

1

  

WBC (×103/μl)—POD 1

 >1.20

48

3.16

1.34-7.75

<0.01

2.44

0.69–9.12

0.17

 <1.20

69

1

  

1

  

WBC (×103/μl)—POD 3

 >1.40

34

2.59

1.07–6.29

0.04

1.03

0.27–3.73

0.96

 <1.40

83

1

  

1

  

CRP (mg/dl)—POD 1

 >10

40

1.51

0.63–3.58

0.35

   

 <10

77

1

     

CRP (mg/dl)—POD 3

 >20

34

3.89

1.61–9.60

<0.01

2.75

0.75–10.70

0.13

 <20

83

1

  

1

  

Body temperature (°C)—POD 1

 >38.0

71

0.74

0.32–1.75

0.49

   

 <38.0

46

1

     

Body temperature (°C)—POD 3

 >38.0

14

0.47

0.07–1.87

0.31

   

 <38.0

103

1

     

Heart rate (bpm)—POD 1

 >100

38

2.05

0.85–4.88

0.11

   

 <100

79

1

     

Heart rate (bpm)—POD 3

 >100

13

4.35

1.32–14.81

0.02

3.84

0.77–21.40

0.10

 <100

104

1

  

1

  
  1. POPF Postoperative pancreatic fistula, OR Odds ratio, 95% CI 95% Confidence interval, BMI Body mass index, pancreas-to-muscle SIR on T1-w MRI the pancreas-to-muscle signal intensity ratio on unenhanced T1-weigthed magnetic resonance imaging, D-Amy drainage fluid amylase concentration, POD Postoperative day, WBC White blood cell, CRP C-reactive protein
  2. p < 0.05