Table 2 Regression output: the crude and adjusted association between maternal education and child height-for-age z-scores (N = 5692)

	Model A				Model B				Model C
	Coeff	SE	p₁	p₂	Coeff	SE	p₁	p₂	Coeff	SE	p₁	p₂
Constant	−1.41	0.05	0.000		−1.34	0.12	0.000		−1.52	0.12	0.000
Maternal education
Primary	0.17	0.04	0.000		0.11	0.04	0.013		0.10	0.04	0.022
Secondary	0.22	0.05	0.000		0.15	0.05	0.001		0.15	0.05	0.002
Higher	0.48	0.05	0.000	<0.001	0.38	0.05	0.000	<0.001	0.35	0.05	0.000	<0.001
Confounders
Age of mother (years)				−0.01	0.00	0.006		0.01	0.00	0.002
Housing quality score (household wealth) (0–1)				0.26	0.06	0.000		0.28	0.06	0.000
Household land ownership (0, no; 1, yes)				0.04	0.04	0.326		0.04	0.04	0.343
Adults in household (no.)				0.02	0.01	0.047		0.01	0.01	0.261
Children in household (no.)				−0.07	0.02	0.000		−0.06	0.02	0.000
Economic sectors household involved with (no.)				0.02	0.02	0.395		0.02	0.02	0.281
Urbanity (0, rural; 1, urban)				0.22	0.11	0.038		0.21	0.11	0.050
Country (0, Vietnam; 1, India)				−0.15	0.09	0.107		−0.09	0.09	0.321
Independent risk factors
Age of child (months)								0.00	0.00	0.000
Sex of child (0, female; 1, male)								−0.14	0.03	0.000