Table 3.

Multiple linear regression for possible related factors of PCS value of SF-12.

Variable	Beta	t	95% CI		P-value
			Lower	Upper
			bound	bound
Chronic illness within 1 year	−0.160	−4.529	−3.414	−1.349	<0.001
Smoking	−0.076	−2.167	−3.493	−0.172	0.031
Exercises habits	0.147	4.125	0.906	2.553	<0.001
Sleep score	−0.237	−5.755	−0.689	−0.339	<0.001
MCS Value	−0.151	−3.548	−0.143	−0.041	<0.001
PTSD frequency score	−0.200	−4.750	−0.433	−0.180	<0.001
Social Distance	−0.098	−2.725	−0.319	−0.052	0.007

Dependent variable: PCS value of SF-12.