Table 4.

Univariate and multivariate analysis of the correlation between clinicopathological parameters and disease-free survival time of patients with PDAC.

Variable	Univariate analysis			Multivariate analysis
	HR	95% CI	P	HR	95% CI	P
Gender
Male	0.894	0.536–1.491	0.667
Female
Age (years)
≤60	0.971	0.609–1.548	0.902
>60
Size (cm)
≤4	1.141	0.715–1.820	0.580
>4
Differentiation
Well/moderate	0.567	0.347–0.925	0.023*
Poor and not
Tumor location
Head and Neck	0.917	0.560–1.501	0.729
Body and Tail
T classification
T1 + T2	0.933	0.556–1.568	0.795
T3 + T4
N classification
N0	1.173	0.661–2.082	0.586
N1
M classification
M0	0.302	0.120–0.764	0.011*
M1
TNM stage
I–II	0.311	0.151–0.640	0.001*	0.244	0.079–0.753	0.014*
III–IV
LTBP2 expression
Low	0.451	0.276–0.740	0.002*	0.427	0.248–0.735	0.002*
High