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. Author manuscript; available in PMC: 2019 Sep 1.

Published in final edited form as: Environ Int. 2018 Jun 20;118:304–313. doi: 10.1016/j.envint.2018.05.037

Table 3.

Estimated regression coefficient B (standard error se) for the association between BAs and WISC-IV raw scores, with adjustment for socio-demographic features (n=697)

	Full Scale B (se)	Working Memory B (se)	Processing Speed B (se)	Verbal Compre-hension B (se)	Perceptual Reasoning B (se)
House construction	5.29 (2.40) ^*	0.48 (0.44)	0.61 (0.96)	1.82 (0.72) ^*	2.38 (1.18) ^*
Paternal Education (years, compared to None)
Beyond grade school	4.68 (2.72)	1.47 (0.50) ^**	0.84 (1.08)	1.95 (0.81) ^*	0.42 (1.34)
Grade school only	4.19 (2.57)	0.77 (0.47)	1.59 (1.03)	1.44 (0.77) ^m	0.40 (1.27)
Maternal Intelligence	0.46 (0.12)^***	0.07 (0.02) ^**	0.07 (0.05)	0.14 (0.04) ^***	0.19 (0.06) ^**
Child Education (years)	9.87 (0.52) ^****	1.41 (0.10)^****	3.82 (0.21) ^****	1.80 (0.16) ^****	2.84 (0.26) ^****
Head circumference	1.56 (0.60) ^**	0.07 (0.11)	0.18 (0.24)	0.42 (0.18) ^*	0.88 (0.29) ^**
Boy (compared to girl)	3.69 (2.06) ^m	0.90 (0.38) ^*	-3.93 (0.82) ^****	1.39 (0.62) ^*	5.33 (1.01) ^****
log(mUAscr)	0.82 (1.38)	0.07 (0.11)	0.37 (0.55)	0.37 (0.41)	0.05 (0.68)
log(BAs)	−4.69 (1.62)^**	−0.70 (0.30) ^*	−1.51 (0.65) ^*	−1.08 (0.48)^*	−1.41 (0.79)^m
ΣR²	49.83%	38.41%	45.90%	32.99%	28.68%
R² attributable to log BAs	0.62%	0.50%	0.47%	0.48%	0.33%

^m

p < 0.077

^*

p < 0.05

^**

p < 0.01

^***

p < 0.001

^****

p < 0.0001.