Table 2

12-Month RTP Rates by Aftercare Type and Alcohol/Drug Problem Severity


Outpatient
Residential

Chi-square


Only
Only
Total
p-value


Low Severity





N
287
391
678


%
40.1%
38.1%
38.9%
p = .605

High Severity





N
959
2,314
3,273


%
40.6%
41.0%
40.9%
p = .812

Total





N
1,246
2,705
3,951


%
40.4%
40.6%
40.5%
p = .933

Chi-square p-value
p = .881
p = .279
p = .349



Burdon et al. Substance Abuse Treatment, Prevention, and Policy 2007 2:16   doi:10.1186/1747-597X-2-16

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