Table 2

Results of Cox Proportional hazard regression

Hazard ratio1

Risk ratio 95% lower limit

Risk ratio 95% upper limit

Test of proportional odd assumption χ2(1)

Hazard ratio2

Risk ratio 95% lower limit

Risk ratio 95% upper limit

Z

P


SCL-90 GSI

1.27

0.94

1.73

0.83

1.25

0.88

1.78

1.26

0.21


AUDIT

1.00

0.96

1.04

1.01

0.96

0.92

1.00

-1.83

0.07


Female gender

1.65

0.81

3.36

0.06

1.57

0.71

3.44

1.12

0.27


Age

1.02

1.00

1.05

0.79

1.05

1.01

1.09

2.71

<0.01


CD count

1.10

1.01

1.20

0.00

1.12

1.02

1.23

2.30

0.02


No of drugs in urine

1.37

1.11

1.67

0.04

1.34

1.08

1.67

2.65

<0.01


Öhlin et al. BMC Psychiatry 2011 11:81   doi:10.1186/1471-244X-11-81

Open Data