. Author manuscript; available in PMC: 2014 Feb 1.

Published in final edited form as: J Gastroenterol Hepatol. 2013 Feb;28(2):291–296. doi: 10.1111/jgh.12067

Table 3. The association between the presence of 12-bp insertion and clinical outcomes.

	Gastritis		Gastric ulcer		Duodenal ulcer		Gastric cancer
		%		%		%		%
n	98		100		114		24
mean age	54.4		55.6		54.3		64.8^*
male	47	(48.0)	74	(74.0)^*	69	(60.5)	17	(70.8)^*
cag A	76	(77.6)	89	(89.0)^*	103	(90.4)^*	23	(95.8)^*
12-bp insertion	14	(14.3)	4	(4.0)^*	27	(23.7)^**	1	(4.2)^***

; p < 0.05 compared with gastritis

^**

; p < 0.05 compared with gastric ulcer

^***

; p < 0.05 compared with duodenal ulcer