Table 3.

Generalized linear mixed models of maternal sleep quality across gestation and neonatal uncinate fasciculus and cingulum fractional anisotropy (FA).

Fixed effects	Left Uncinate				Right Uncinate
	b estimate	SE	T	p	b estimate	SE	T	p
Uncinate on intercept of prenatal sleep	61.75∗	24.48	2.52	0.01	72.26∗∗	25.28	2.86	0.005
Motion	−0.08∗∗	0.03	−2.71	0.01	−0.08∗∗	0.03	−2.76	0.006
PCA at MRI	0.03	0.23	0.13	0.90	−0.10	0.22	−0.47	0.64
Income-to-needs ratio	−0.21∗∗	0.09	−2.35	0.02	−0.23∗	0.09	−2.64	0.01
Sex at birth	−0.01	0.61	−0.03	0.98	−0.21	0.58	−0.36	0.72
Uncinate on linear rate of change of prenatal sleep	−6.56∗∗	2.30	−2.86	0.005	−5.51∗	2.42	−2.28	0.02
Uncinate on quadratic rate of change of prenatal sleep	0.20∗∗	0.07	2.92	0.004	0.15∗	0.07	2.21	0.03

Fixed effects	Left Cingulum				Right Cingulum
	b estimate	SE	T	p	b estimate	SE	T	p
Cingulum on intercept of prenatal sleep	17.34	25.91	0.67	0.50	40.82	24.85	1.64	0.10
Motion	−0.09∗∗	0.03	−2.78	0.006	−0.09∗∗	0.03	−2.82	0.005
PCA at MRI	0.19	0.18	1.04	0.30	0.23	0.18	1.28	0.20
Income-to-needs ratio	−0.22∗∗	0.09	−2.42	0.02	−0.23∗	0.09	−2.52	0.01
Sex at birth	−0.11	0.62	−0.18	0.86	−0.15	0.61	−0.24	0.81
Cingulum on linear rate of change of prenatal sleep	−1.10	2.85	−0.39	0.70	−4.62	2.71	−1.71	0.09
Cingulum on quadratic rate of change of prenatal sleep	0.03	0.08	0.31	0.76	0.11	0.08	1.35	0.18

Note: ∗p < .05, ∗∗< 0.01, ∗ ∗∗p < .001. PCA, Postconceptional age; MRI, Magnetic resonance imaging.