Table 1. Association of DBH-AS1 expression with the clinicopathological features of the 156 patients with PC.

Features	n	lncRNA DBH-AS1 level		P value
		High	Low
All cases	156	78	78
Age, years				0.006
<60	88	29	59
≥60	68	49	19
Gender				<0.001
Male	98	38	60
Female	58	40	18
Tumor size (cm)				<0.001
<2	72	48	24
≥2	84	30	54
Lymph node metastasis				0.419
Negative	67	31	36
Positive	89	47	42
TNM stage				0.010
I and II	84	50	34
III and IV	72	28	44
Distant metastasis				0.005
Negative	97	57	40
Positive	59	21	38
Perineural invasion				0.170
Negative	50	29	21
Positive	106	49	57

PC, pancreatic cancer; TNM, tumor, nodes, and metastases.