Table 2.

Linear regression estimates for the associations between maternal perinatal social support and infant social-emotional outcomes at 12-months

	ATP (N=1052)				Triple B (N=1537)
	BITSEA Competencies		BITSEA Problems		BAYLEY-SE Competencies		ASQ-SE Problems
	β (95% CI)	p	β (95% CI)	p	β (95% CI)	p	β (95% CI)	p
Social Support: Third Trimester of Pregnancy
Unadjusted	.12 (.04, .21)	.003	-.17 (-.25, -.09)	<.001	.07 (.01, .13)	.029	-.12 (-.18, -.06)	<.001
Adjusted	.12 (.04, .19)	.003	-.15 (-.23, -.07)	<.001	.07 (.01, .13)	.022	-.11 (-.17, -.05)	<.001
Social Support: Eight-weeks Post-Birth
Unadjusted	.18 (.10, .26)	<.001	-.14 (-.23, -.05)	.002	.05 (-.02, .12)	.178	-.07 (-.13, -.01)	.032
Adjusted	.16 (.08, .25)	<.001	-.12 (-.21, -.03)	.012	.06 (-.01, .13)	.119	-.07 (-.13, -.01)	.032

Mother age, education, ethnicity, financial status, and infant sex were included in the adjusted models for both the ATP and Triple B cohorts. ATP Australian Temperament Project, Triple B Triple B Pregnancy Cohort Study, BITSEA Brief Infant and Toddler Social Emotional Assessment, ASQ:SE Ages and Stages Questionnaires: Social Emotional, BAYLEY-SE Bayley Scales of Infant and Toddler Development, Social Emotional scale