Pepsinogen Serology and Gastritis OLGA Staging in Mucosal Atrophy Assessment: A Cross-Sectional Study Involving East China Endoscopy Population

Table 7

The serum test according to age intervals.

Group	Age
	22-44	45-50	51-57	58-80	value
Hp, (%)	61(55.96)	73(59.83)	44(43.13)	63(52.50)	0.013
PG I (μg/L)					<0.01
PG II (μg/L)					0.014
PGR					0.731
G17 (pmol/L)					0.021

, range 45-50 compared to range 51-57.