Endoscopic Kyoto classification of Helicobacter pylori infection and gastric cancer risk diagnosis

Table 4 Odds ratios of endoscopic findings for gastric cancer

Endoscopic findings	Ref.	Population	No. of subjects	Odds ratio
Atrophy	Masuyama et al[76], 2015	Without eradication	27777	14.21
Atrophy	Sekikawa et al[77], 2016	Screening	1823	7.21
Intestinal metaplasia	Sugimoto et al[74], 2017	Endoscopic gastritis	1200	5.0
Enlarged folds	Nishibayashi et al[73], 2003	H. pylori positive	276	5.0
Nodularity	Nishikawa et al[49], 2018	H. pylori positive	674	13.9
RAC	Majima et al[75], 2019	Post eradication	194	0.4

¹Odds ratio for open-type atrophy calculated with closed-type atrophy as a reference. RAC: Regular arrangement of collecting venules; H. pylori: Helicobacter pylori.