From: IL-1B rs2853550 polymorphism contributes to esophageal cancer susceptibility in Chinese Han population of Northwest China
Variable
Cases (n)
%
Controls (n)
p value
Total
384
499
Gender
<  0.01a
Female
76
19.7
198
39.7
Male
308
80.3
301
60.3
Mean Age (years)
60.81
51.47
< 0.01b
Standard Deviation
8.84
11.84