Item

Partial regression coefficient

Standard error

Standardized regression coefficient

t value

P value

Constant term

33.761

4.377

-

12.671

<0.001

Age of the caregiver

−2.781

1.881

−0.771

−2.861

0.006

Length of stay

2.318

1.582

0.782

2.751

0.017

Family income per capita/yuan

−3.793

2.044

−1.021

−3.802

0.012

Any experience in caregiving

3.672

2.857

0.852

4.012

0.002