Table 1.

Drug use measures among ADAM Arrestees in New Orleans and Houston before Katrina

	Urine test results positive for:			Past 30 day use (self-reports)
Selected ADAM site	Heroisn	Crack	Marijuana	Heroin	Crack	Marijuana
New Orleans	15.3%	40.3%	46.0%	12.8%	18.3%	49.7%
Houston	6.5%	30.0%	35.6%	0.9%	12.3%	34.6%
Dallas	6.0%	30.6%	36.2%	2.7%	13.4%	38.6%
San Antonio	9.2%	28.0%	39.1%	6.0%	4.1%	36.0%
New York	16.9%	43.8%	41.9%	15.1%	20.0%	47.0%
All ADAM Sites—Median	5.5%	29.7%	43.0%	3.9%	15.2%	44.6%