Table 2.

Data on the multiple linear regression models of stress, well-being and self-care based on sociodemographics and COVID-19-related variables

Variable	1. Stress					2. Well-being					3. Self-care
	ß	SE	95% CI		P value	ß	SE	95% CI		P value	ß	SE	95% CI		P value
			LL	UL				LL	UL				LL	UL
Age	−0.134	0.01	−0.08	−0.03	<0.001	0.10	0.42	0.05	0.21	<0.001	0.07	0.02	0.01	0.09	<0.02
Educational level	−0.107	0.27	1.42	−0.35	<0.001	0.07	0.87	0.30	3.7	<0.01
Income level	−0.114	0.12	−0.66	−0.16	<0.001	0.14	0.30	0.91	2.48	<0.001	0.07	0.18	0.04	0.77	<0.02
	b				P value	b				P value	b				P value
Gender	0.91				<0.01	2.47				<0.01	−1.84				<0.002
Country	−0.169				<0.001						1.52				<0.02
Accompaniment in confinement	−2.042				<0.001	5.21				<0.01
Work situation changes	0.99				<0.01
4. Well-being
						ß	SE	LL	UL	P value
Age						0.16	0.04	0.13	0.30	<0.001
Stress						−0.62	0.07	−2.12	−1.84	<0.001
Self-care						0.22	0.04	0.37	0.54	<0.001

ß: standardised coefficients are reported for continuous and ordinal variables; b: unstandardised coefficients are reported for nominal variables.

LL, lower limit CI; UL, upper limit CI.