Table 4 Logistic regression of signing advance directives among all patients

Age

1.00 (0.99, 1.01)

0.939

1.01 (1.00, 1.02)

0.170

 Male (vs female)

0.89 (0.73, 1.08)

0.247

0.96 (0.72, 1.27)

0.761

 Married (vs not married)

1.88 (1.45, 2.43)

< 0.001*

1.13 (0.71, 1.78)

0.612

  ≥ 7 (vs 0–6)

1.42 (1.15, 1.75)

0.001*

1.52 (1.10, 2.08)

0.010*

 Yes (vs no)

1.25 (1.00, 1.55)

0.046*

1.23 (0.90, 1.66)

0.190

 Cancer (vs non-cancer)

2.95 (2.43, 3.58)

< 0.001*

2.37 (1.79, 3.16)

< 0.001*

 Family members (vs self)

5.34 (3.34, 8.53)

< 0.001*

5.62 (2.95, 10.69)

< 0.001*

 Care homes (vs self)

3.66 (1.97, 6.82)

< 0.001*

4.52 (1.97, 10.38)

< 0.001*

 Friends/maid (vs self)

4.72 (2.62, 8.51)

< 0.001*

3.82 (1.76, 8.29)

0.001*

 Yes (vs no)

17.79 (7.32, 43.29)

< 0.001*

15.39 (5.66, 41.83)

< 0.001*