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. 2010 May;71(3):434–444. doi: 10.15288/jsad.2010.71.434

Table 1.

Demographic characteristics, by study arm

Variable Aftercare (n = 764) Outpatient (n = 942)
Age, years, M (SD) 41.9 (11.1) 38.8 (10.7)
Education, years, M (SD) 13.1 (2.0) 13.4 (2.1)
Female gender, % 20.3 27.3
Ethnicity, %
 White 80.5 79.8
 Hispanic 14.8 5.6
 Black 3.5 12.3
 Other 1.2 2.2
Married/cohabiting, % 33.8 35.7
Employed full time, % 47.5 51.06