Polymorphisms in lncRNA PTENP1 and the Risk of Gastric Cancer in a Chinese Population

Table 1

Demographic information.

Characteristics	Cases ()	Controls ()
Age (years, mean ± SD)	60.5 ± 9.4	58.6 ± 15.5	0.067
Gender (n (%))
Female	287 (37.4)	319 (41.5)
Male	481 (62.6)	449 (58.5)	0.095
Hypertension (n (%))
No	526 (68.5)	508 (66.1)
Yes	242 (31.5)	260 (33.9)	0.327
Diabetes (n (%))
No	686 (89.3)	667 (86.8)
Yes	82 (10.7)	101 (13.2)	0.135
Smoking status (n (%))
No	556 (72.4)	625 (81.4)
Yes	212 (27.6)	143 (18.6)	<0.001
Drinking status (n (%))
No	593 (77.2)	669 (87.1)
Yes	175 (22.8)	99 (12.9)	<0.001
Residence (n (%))
Rural	440 (57.3)	414 (53.9)
Urban	328 (42.7)	354 (46.1)	0.182
FH (n (%))
No	703 (91.5)	715 (93.1)
Yes	65 (8.5)	53 (6.9)	0.250
Tumor differentiation (n (%))
Well + moderate	169 (22)
Poor	599 (78.0)
Depth of tumor infiltration (n (%))
T1	163 (21.2)
T2	97 (12.6)
T3	323 (42.1)
T4	185 (24.1)
Lymph node metastasis (n (%))
Negative	275 (35.8)
Positive	493 (64.2)
Localization (n (%))
Cardia	375 (48.8)
Noncardia	393 (51.2)

SD, standard deviation; FH, family history of GC. The significant results are in bold.