Review
Copyright ©2014 Baishideng Publishing Group Co.
World J Gastroenterol. May 14, 2014; 20(18): 5461-5473
Published online May 14, 2014. doi: 10.3748/wjg.v20.i18.5461
Table 2 Studies that examined histological improvements with a follow-up duration of more than 5 years after Helicobacter pylori eradication[129-134]
Ref.AuthorsYearCountryNumber of patientsStudy designObservation period (yr)Gastric atrophy
Intestinal metaplasia
AntrumCorpusAntrumCorpus
129Forbes1996Australia54Prospective7.1NoNo
130Ito2002Japan22Prospective5.0YesYesYesYes
131Zhou2003China552RCT5.0NoNoYesNo
132Leung2003Hong Kong435RCT5.0NDYes
133Vannella2010Italy300Observational5.2NoYesNoYes
134Kodama2012Japan323Prospective10.0YesYesNoYes