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. Author manuscript; available in PMC: 2020 Mar 1.
Published in final edited form as: J Subst Abuse Treat. 2018 Dec 19;98:47–52. doi: 10.1016/j.jsat.2018.12.006
Mental Illness Severity Relative Risk Ratio
Both Treatments Mental Health Only Substance Use Only
Adjusteda
Serious 4.17 (2.26 – 7.69) 3.22 (1.85 – 5.60) 2.70 (1.35 – 5.38)
None 0.39 (0.23 – 0.67) 0.38 (0.24 – 0.62) 0.76 (0.43 – 1.35)
Mild/Moderate (reference)
a

Models regression-adjusted for gender, age, race/ethnicity, education, marital status, federal poverty level, employment, insurance, and metro area.