Table 3 Adjusted hazard ratios from multivariable Cox regression

Patient characteristics

Male sex

0.88–0.95

 < 0.0001

Age group (reference =  < 20)

20–29

1.02–1.36

0.028

30–39

1.29–1.66

 < 0.0001

40–49

1.65–2.06

 < 0.0001

50–59

2.12–2.64

 < 0.0001

60–69

2.61–3.26

 < 0.0001

70–79

2.91–3.65

 < 0.0001

 >  = 80

2.68–3.44

 < 0.0001

Health authority of residence (reference = interior health)

Fraser health

0.84–0.97

0.008

Vancouver coastal

0.67–0.78

 < 0.0001

Vancouver Island

0.80–0.93

 < 0.0001

Northern health

0.85–1.06

0.358

Income quintile (reference = 1, lowest)

2

0.99–1.12

0.098

3

0.98–1.11

0.187

4

0.97–1.10

0.302

5 (highest)

1.00–1.13

0.036

Major ADGs (reference = 0)

1

1.01–1.1

0.028

2

1.02–1.15

0.015

3

1.08–1.33

0.001

4 + 

1.00–1.41

0.052

Regional primary care supply

0.98–1.01

0.470

Physician characteristics

Male sex

0.85–0.96

0.001

Age group (reference =  < 55)

56–59

1.19–1.38

 < 0.0001

60–64

1.28–1.45

 < 0.0001

65–69

1.24–1.44

 < 0.0001

70–74

1.15–1.35

 < 0.0001

75 + 

1.23–1.49

 < 0.0001

Trained in Canada (vs international)

0.97–1.08

0.356