. Author manuscript; available in PMC: 2022 Nov 14.

Published in final edited form as: J Child Psychol Psychiatry. 2021 May 16;63(2):152–164. doi: 10.1111/jcpp.13429

Table 3.

Summary of hierarchical regression analysis predicting left central NC mean amplitude for happy faces (N=142)

Variable	ß	b (SE)	CI_95%	t	R	R²	ΔR²
Block 1					.233	.055	.055
Infant Age (days)	−.211	−.012 (.005)	[−.022, −.003]	−2.516
Infant Neg Emo	−.042	−.328 (.655)	[−1.624, .968]	−.501
Mat Dep Symptoms	.069	.088 (.106)	[−.122, .297]	.827
Block 2					.341	.116	.062^*
Infant Age (days)	−.196	−.011 (.005)	[−.021, −.002]	−2.403
Infant Neg Emo	.030	.238 (.662)	[−1.070, 1.546]	.360
Mat Dep Symptoms	.250	.318 (.127)	[.067, .569]	2.507
Maternal Anxiety	−.320	−.230 (.074)	[−.377, −.083]	−3.100^*

p = .002; Infant Neg Emo = Infant Negative Emotionality; Mat Dep Symptoms = Maternal Depression Symptoms