
Most of the substance abuse treatment admissions in 2005 reported to SAMHSA's Treatment Episode Data Set (TEDS) were either first-time admissions (46%) or had between one and four previous treatment episodes (44%).
The remaining 10% had five or more previous treatment episodes. Substance abuse treatment admissions reporting 5 or more prior treatment episodes were more likely than first time admissions to report opiates as their primary substance of abuse (37% vs. 11%).
First time substance abuse treatment admissions were more likely to report marijuana (22% vs. 5%) or stimulants (12% vs. 4%) than admissions with 5 or more prior substance abuse treatment episodes.
Admissions with 5 or more prior treatment episodes were more likely than first time admissions to have been homeless (24% vs. 8%).
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