TABLE 4.

Main effects for the associations of infant RPs with the included variables (n = 162).

	RPs with sleeping/crying					RPs with eating/feeding
	B	SE B	p	95% CI	${\mathrm{\eta }}_{\text{p}}^2$	B	SE B	p	95% CI	${\mathrm{\eta }}_{\text{p}}^2$
Constant	1.76	0.06	0.001	[1.65, 1.88]	0.85	1.22	0.06	0.001	[1.11, 1.33]	0.73
Cohorta	0.15	0.05	0.003	[0.06, 0.25]	0.06	0.05	0.04	0.186	[−0.03, 0.13]	0.01
Maternal depressive symptoms (EPDS)	0.02	0.01	0.006	[0.01, 0.03]	0.05	0.01	0.01	0.204	[−0.00, 0.02]	0.01
Number previous children	–0.09	0.04	0.013	[−0.16, −0.02]	0.04	0.01	0.03	0.796	[−0.05, 0.07]	0.00
Infant negative emotionality (IBQ)	0.01	0.00	0.001	[0.01, 0.02]	0.26	0.01	0.00	0.001	[0.00, 0.01]	0.18
Maternal perceived social support (BSSS)	–0.13	0.07	0.078	[−0.29, 0.01]	0.02	–0.15	0.09	0.104	[−0.34, 0.04]	0.03

CI, confidence interval for B, based on bias-corrected and accelerated (BCa) bootstrap interval; EPDS, Edinburgh Postnatal Depression Scale; IBQ, Infant Behavior Questionnaire; BSSS, Berlin Social Support Scale.

^aCohort: 0 = control group, 1 = COVID-19 group.