Seroepidemiology of Helicobacter pylori infection in elderly people in the Beijing region, China

doi:10.3748/wjg.v20.i13.3635

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Apr 7, 2014; 20(13): 3635-3639
Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3635

Table 1 Seropositivity for Helicobacter pylori strains affected by age, sex and area n (%)

	n	H. pylori infection rate	H. pylori strains
	n	H. pylori infection rate	I	II
Sex
Male	1005	851 (84.7)	578 (57.5)	273 (27.2)
Female	1001	822 (82.1)	546 (54.5)	276 (27.6)
Age
< 75 yr	1368	1140 (83.3)	792 (57.9)	348 (25.4)
≥ 75 yr	638	533 (83.5)	332 (52.0)^a	201 (31.5)^b
Area
Mountainous (huairou)	518	472 (91.1)	258 (49.8)	214 (41.3)
Suburban (daxing)	522	403 (77.2)^d	303 (58)^d	100 (19.2)^d
Urban (xuanwu)	966	798 (82.6)^d	563 (58.3)^d	235 (24.3)^d
Total	2006	1673 (83.4)	1124 (56)	549 (27.4)

^aP < 0.05,

^bP < 0.01 vs young-old persons.

^dP < 0.01 vs among urban, suburban and mountainous areas. H. pylori: Helicobacter pylori.

Citation: Zhang M, Zhou YZ, Li XY, Tang Z, Zhu HM, Yang Y, Chhetri JK. Seroepidemiology of Helicobacter pylori infection in elderly people in the Beijing region, China. World J Gastroenterol 2014; 20(13): 3635-3639
URL: https://www.wjgnet.com/1007-9327/full/v20/i13/3635.htm
DOI: https://dx.doi.org/10.3748/wjg.v20.i13.3635