Environmental injustice and childhood lead exposure in peri-urban (ger) areas of Darkhan and Erdenet, Mongolia

BMC Public Health

Table 5 Results of linear regression models showing the relationships between BLL and covariates with behavioral problems

Variables		Emotional symptoms	Conduct problems	Hyperactivity	Peer problems	Total difficulties	Pro-social behavior
Median SDQ score		4	3	5	5	16	7
Ger vs City proper	β	0.137	−0.041	0.035	−0.034	− 0.070	0.021
	t	2.54	−0.678	0.641	−0.603	−1.22	0.389
	p-value	0.012	0.498	0.522	0.546		0.698
Gender	β	0.0339	−0.145	0.002	−0.023	0.020	0.037
	t	0.547	−2.68	0.028	−0.410	0.362	0.678
	p-value	0.585	0.008	0.978	0.682	0.717	0.498
Age	β	0.065	−0.082	0.186	0.077	0.061	0.121
	t	0.400	−0.508	1.13	−0.455	0.373	1.24
	p-value	0.692	0.615	0.265	0.373	0.712	0.026
BLL	β	0.172	0.295	0.433	0.003	0.215	0.299
	t	1.12	1.99	2.84	0.023	1.21	1.99
	p-value	0.269	0.054	0.007	0.982	0.234	0.055

ISSN: 1471-2458