Table 6 Univariate and multivariate analyses for overall survival after DS placement.

From: The Glasgow Prognostic Score and stricture site can predict prognosis after endoscopic duodenal stent placement for malignant gastric outlet obstruction

Factor

Univariate analysis

Multivariate analysis

n = 135

HR

95% CI

P-value

HR

95% CI

P-value

Sex, male

0.72

0.51–1.04

0.08

   

Age < 72

1.06

0.74–1.50

0.76

   

PS 0–1

0.57

0.40–0.81

0.002

0.81

0.53–1.23

0.33

NLR < 4.6 before DS placement

0.41

0.28–0.59

< 0.0001

0.71

0.47–1.05

0.09

GPS 0–1 before DS placement

0.30

0.20–0.45

< 0.0001

0.43

0.28–0.66

0.0001

PDAC

0.86

0.59–1.25

0.43

   

Locally advanced disease

0.42

0.27–0.63

< 0.0001

0.57

0.37–0.88

0.01

Site of stricture, D3

0.51

0.33–0.78

0.002

0.55

0.35–0.87

0.01

Presence of biliary stricture

1.32

0.89–1.95

0.17

   

GOOSS 3 after DS placement

0.46

0.29–0.74

0.001

0.9

0.53–1.52

0.69

Oncological treatment before DS placement

0.82

0.57–1.18

0.29

   

Chemotherapy after DS placement

0.29

0.20–0.44

< 0.0001

0.55

0.34–0.88

0.01

  1. CI confidence interval, DS duodenal stent, GOOSS Gastric Outlet Obstruction Scoring System, GPS Glasgow Prognostic Score, HR hazard ratio, NLR neutrophil-to-lymphocyte ratio, PDAC pancreatic ductal adenocarcinoma, PS performance status.
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