Association of serum pepsinogen with degree of gastric mucosal atrophy in an asymptomatic population

Table 2 Serum pepsinogen levels in different OLGA groups

OLGA grade	n	PGI (ng/mL)	PGII (ng/mL)	PGR
0	1590	90.4 ± 82.2	8.3 ± 8.6	10.1 ± 9.3
I	185	68.7 ± 71.21	7.8 ± 8.5	8.1 ± 5.61
II	88	73.7 ± 80.71	9.8 ± 8.8	7.5 ± 4.61
III	43	60.8 ± 51.11	11.7 ± 12.81,2	6.7 ± 4.41,2,3
IV	6	52.1 ± 37.31	15.5 ± 9.9	4.1 ± 3.71,2,3

¹P < 0.05, compared with the OLGA-0 group.

²P < 0.05, compared with the OLGA-I group.

³P < 0.05, compared with the OLGA-II group.

OLGA: Operative Link for Gastritis Assessment; PG: Pepsinogen; PGR: Pepsinogen I/pepsinogen II ratio.