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Table 3 Multivariate Cox regression analysis of clinical parameters for OS

From: Albumin-to-alkaline phosphatase ratio serves as a prognostic indicator in unresectable pancreatic ductal adenocarcinoma: a propensity score matching analysis

Characteristics

Before PSM

After PSM

HR (95% CI)

P-value

HR (95% CI)

P-value

Stage (III vs. IV)

1.372 (1.053–1.787)

0.019

1.200 (0.865–1.666)

0.274

CA19–9, U/mL (≤1000 vs. > 1000)

1.296 (1.053–1.594)

0.014

1.356 (1.071–1.717)

0.011

ALP, U/L (≤125 vs. > 125)

0.743 (0.537–1.028)

0.073

NA

NA

AAPR (≤0.4 vs. > 0.4)

0.556 (0.408–0.757)

< 0.001

0.619 (0.491–0.779)

< 0.001

  1. Abbreviations: NA not available, ALP alkaline phosphatase, CA19–9 carbohydrate antigen 19–9, HR hazard ratio, CI confidence interval, PSM propensity score matching, AAPR albumin to alkaline phosphatase ratio