Kyoto classification of gastritis: Advances and future perspectives in endoscopic diagnosis of gastritis

Table 5 Odds ratio of gastric cancer after Helicobacter pylori eradication based on the Kyoto classification

	Ref.	No. of subjects	No. of GC	Odds ratio
Atrophy	Yan et al[57], 2021	1961	132	8.11
Map-like redness	Moribata et al[55], 2016	1222	223	5.3
	Majima et al[56], 2019	194	109	2.1
	Yan et al[57], 2021	1961	132	1.8
RAC	Majima et al[56], 2019	194	109	0.4
	Ohno et al[58], 2020	162	43	0.3

¹Odds ratio for Kyoto atrophy score 2.

²Patients after endoscopic resection of gastric cancer.

³Metachronous gastric cancer.

GC: Gastric cancer; RAC: Regular arrangement of collecting venules.