Table 2.

Regression β coefficients for overall survival.

Variables	Regression β coefficients	Standard error
Corticosteroids	0.365	0.210
PPIs	0.250	0.169
Antibiotics	0.117	0.242
NLR ≥3	0.353	0.180

PPI, proton pump inhibitor; NLR, neutrophil-to-lymphocyte ratio.