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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Sleep Med. 2018 Jan 9;42:31–37. doi: 10.1016/j.sleep.2017.12.009

Table 2.

Hazard ratios from survival analysis of time to diagnosis of illicit drug use disorder

VARIABLES (1)
Full Sample		 (2)
Excluding those with a prior illicit drug use disorder
No Sleep, No Mental Health DX (referent)
 Sleep DX only 1.294***
(0.0762)		 1.101
(0.0700)
 Sleep DX + Mental Health DX 2.115***
(0.0962)		 1.899***
(0.0904)
 Mental Health DX only 1.889***
(0.0470)		 1.887***
(0.0470)
Age 1.003***
(0.000676)		 1.003***
(0.000679)
Female 0.811***
(0.0180)		 0.810***
(0.0182)
White (reference)
 Black 0.896***
(0.0280)		 0.897***
(0.0282)
 Asian 0.753***
(0.0373)		 0.755***
(0.0375)
 Latino 0.769***
(0.0207)		 0.767***
(0.0208)
Cardio DX 1.029
(0.104)		 1.025
(0.104)
HIV DX 1.791***
(0.109)		 1.793***
(0.109)
Diabetes DX 2.947***
(0.0753)		 2.943***
(0.0758)
Any pain medication 1.468***
(0.0335)		 1.472***
(0.0338)
Any benzodiazepine 1.326***
(0.0352)		 1.330***
(0.0355)

Hazard ratios represent the change in the expected log of the hazard ratio relative to a one unit change in the covariate of interest, adjusting for all other predictors

Standard errors of the hazard ratios are reported in parentheses.

***

Statistically significant at p<0.001 level

**

p<0.01

*

p<0.05