Table 1.

Patient sample characteristics

Variable		Control (n = 11)	Case (n = 26)	p
Age (SD)		49.73 (21.45)	61.13 (13.54)	0.055 *
Sex	Woman	4	6	0.406 **
	Man	7	20
H. pyloriinfection	Negative	5	12	0.969 **
	Positive	6	14

SD Standard deviation, H. pylori Helicobacter pylori

* Independent t-test

** Chi-square test