Gene Polymorphisms and Susceptibility to Functional Dyspepsia: A Systematic Review and Meta-Analysis

Table 3

Begg’s and Egger’s tests.

Association	Overall		EPS		PDS
	1 value	2 value	1 value	2 value	1 value	2 value
GNB3 and FD risk	0.50	0.90	0.71	0.38	0.39	0.40
SCL6A4 and FD risk	0.73	0.85	0.30	0.08	0.30	0.22
CCK-1R and FD risk	0.73	0.47	N/A	N/A	N/A	N/A

₁ value: Begg’s test; ₂ value: Egger’s test; EPS: epigastric pain syndrome; PDS: postprandial pain syndrome; N/A: not available.