The Value of Pepsinogen in GC Screening: A Systematic Review and Meta-Analysis

Table 3

Subgroup analysis summary.

Subgroup		DOR	I^2	value
Date of publication	Before 2010	3.98	80.10%	<0.01
	After 2010	6.24	84.00%	<0.01
Country/region	Europe	8.44	94.00%	<0.01
	Asia	5.05	82.50%	<0.01
Diagnosis method	Pathology	4.96	86.70%	<0.01
	Barium meal	8.54	44.90%	0.163
Detection method	ELISA	4.97	86.60%	<0.01
	Others	5.57	85.20%	<0.01
Document quality	Generally	3.72	84.50%	<0.01
	Higher	6.91	86.00%	<0.01