Role of TLR4  rs4986790A>G and rs4986791C>T Polymorphisms in the Risk of Inflammatory Bowel Disease

Table 4

Metaregression analyses of potential source of heterogeneity.

Heterogeneity factors	Coefficient	SE		(adjusted)	95% CI
					LL	UL
Sample size	−0.001	0.001	−1.93	0.066	−0.001	0.001
Ethnicity	0.223	0.184	1.21	0.232	−0.152	0.598
Disease	−0.135	0.129	−1.05	0.325	−0.398	0.127
SNP	0.037	0.126	0.29	0.764	−0.219	0.293

SE: standard error; LL: lower limit; UL: upper limit; SNP: single nucleotide polymorphism.