Table 3.

Summary of Beta regression model of variables related to PAI score.

Variable	Estimate	St. Error	p-value
(Intercept)	0.4007	0.7996	.61
age	-0.0125	0.0042	.003*
early abortion (Yes vs No)	0.0060	0.0399	0.88
high-risk pregnancy (Yes vs No)	0.0501	0.0507	.32
early chilbirth (Yes vs No)	-0.1310	0.0374	.0005⁎⁎
married (Yes vs No)	0.0505	0.0361	.16
high education level (Yes vs No)	-0.1069	0.0373	.004*
gestational age†	0.5359	0.0409	<.0001⁎⁎
BDI-II-total score	-0.0035	0.0035	.32
STAI form Y2	-0.0137	0.0029	<.0001⁎⁎
STAI form Y1	-0.0552	0.0165	.0008⁎⁎
Covid-19-Perceptions Risk Index†	-0.2216	0.2755	.42
STAI form Y1: Covid-19-Perceptions Risk Index†	0.0189	0.0056	.0008⁎⁎

Note. Parameter estimates are log odds ratios: positive values suggest high probability to increase PAI. The term with “:” in the last row indicates the interaction term between the two variables;

^†values on the log scale;

^⁎p-value < 0.01.

^⁎⁎p-value < 0.001.