Item

Partial regression coefficient

Standard error

Standardized regression coefficient

t value

P value

Constant term

−33.761

4.377

-

12.671

<0.001

Family income per capita/yuan

2.781

1.881

0.771

2.861

0.012

Any experience in caregiving

2.318

1.737

0.782

2.751

0.007

Score of caregiver burden

−0.771

0.087

−0.351

−3.765

<0.001