Table 2.

Characteristics of patients identified with a resectable lesion in the complete proregal cohort including which guideline would have accurately identified these patients being at risk

#	Age diagnosis	Gender	First diagnosis of GPL	Guideline recommending surveillance	Lesions at end of surveillance	High-risk feature(s)	OLGIM (most severe)	Lesion found in follow-up	Therapy
1	78a	Male	1996	None	Moderate intestinal metaplasia of antrum and angulus	None	III	High-grade dysplasia antrum	Endoscopic resection
2	57	Male	2010	None	Moderate intestinal metaplasia of antrum and angulus	None	IV	Intestinal-type adenocarcinoma angulus	Endoscopic resection
3	64	Female	2009	None	Slight intestinal metaplasia of the antrum	None	III	Low-grade dysplasia of the antrum	Endoscopic resection
4	77	Male	1996	MAPS-2019 BSG	Chronic gastritis of antrum and corpus	First degree family with GC, AI gastritis	IV	High-grade dysplasia of the antrum	No therapy
5	46	Male	2008	MAPS-2019 MAPS-2012 BSG	N/A	First degree family with GC	II	Intestinal-type adenocarcinoma antrum	Endoscopic resection
6	53	Female	2009	MAPS-2012 MAPS-2019 BSG	N/A	First degree family with GC	III	Diffuse-type gastric cancer	Total gastrectomy
7	72a	Male	2006	MAPS-2012 MAPS-2019 BSG	N/A	None	IV	Intestinal-type adenocarcinoma Lesser curvature/angulus	Total gastrectomy

GPL gastric premalignant lesion; MAPS management of precancerous conditions and lesions in the stomach; BSG British society of Gastroenterology guideline; N/A not applicable; GC gastric cancer; AI autoimmune

^aPatient is deceased