Table 1.

Participant characteristics, substance of withdrawal, posttraumatic stress disorder (PTSD) status, and trauma history^a.

		Percent of sample (N = 162)
Ageb	M = 33.6 (7.3)
Gender	Female	52
Race	White	44
	Black	54
	Hispanic or other	2
Education	No HS diploma	36
	HS diploma or GED	30
	Some higher education	34
Employment	Unemployed	65
	Full or part employment	33
	Student or retired	2
Withdrawal drug	Cocaine only	30
	Alcohol only	23
	Cocaine and alcohol	47
PTSD status	Yes	28
Trauma historya	Serious accident	52
	Forced sexual intercourse	27
	Forced anal sex	16
	Forced oral sex	7
	Physical attack	83
	Childhood physical abuse	36

^aTrauma is defined as satisfying DSM-III-R Criterion A. Total percentage exceeds 100% because many participants experienced multiple traumas over their lifetime.

^bMean and standard deviation are presented.