Table 3.

Crude and adjusted hazard ratios for overall survival

Group	Crude HR	95 % CI	Adjusted HR	95 % CI
NPO	Reference		Reference
NG tube	0.16*	0.05–0.50	0.09*	0.02–0.36
Esophageal stent	0.12*	0.03–0.40	0.16*	0.03–0.84

Adjusted for age, fistula and dysphagia score

*p < 0.05. Comparisons are made using NPO group as reference

NG tube nasogastric tube, NPO nil per os, HR hazard ratio, CI confidence interval