Variables

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(1) Nursing

1.000

(2) annuity

0.062^***

1.000

(3) together

−0.025^*

0.006

1.000

(4) gender

0.002

−0.070^***

0.070^***

1.000

(5) edu

0.041^***

0.189^***

0.097^***

0.165^***

1.000

(6) city

0.070^***

0.405^***

−0.008

−0.105^***

0.146^***

1.000

(7) health

−0.056^***

0.076^***

0.033^**

0.023

0.123^***

0.022

1.000