Proton pump inhibitor for non-erosive reflux disease: A meta-analysis

Table 2 Results of univariate meta-regression analysis exploring factors influencing efficacy and adverse rate of proton pump inhibitor for non-erosive reflux disease

Factors	Efficacy		Adverse rate
	Coefficient	P value	Coefficient	P value
Age	0.0177315	0.170	0.0075041	0.665
Gender	-0.2213605	0.186	0.0209630	0.894
BMI	-0.0127987	0.484	-0.0044024	0.808
n	-0.0005643	0.154	-0.0001338	0.733
Helicobacter pylori infection	-0.6007750	0.217	0.1326016	0.736
Hiatal hernia	0.9702707	0.030	-0.4392244	0.081
Smoking	-0.2591453	0.528	0.5030517	0.245
Drinking	0.3296374	0.303	-0.6776039	0.053
Therapeutic duration	0.0008200	0.857	-0.0015192	0.722
Dose	-0.0026090	0.414	0.0003684	0.897

BMI: Body mass index.