Table 4.

Multivariate analysis of PD.

Variable	Multivariate analysis
	Odds ratio (95% CI)	P value
Length	0.526 (0.304-0.910)	0.022
Var-haemoglobin	1.166 (1.060-1.281)	0.001
Pre-NLR	0.564 (0.295-1.078)	0.083