Table 3.

Types of drugs used.

Type of Drug	Single-Drug Consumers, n = 116		Multiple-Drug Consumers *, n = 355		Total *, n = 451
	n	%	n	%	n	%
Heroin	46	39.6	325	97.0	371	82.6
Cocaine	14	12.0	314	93.7	328	72.7
Cannabis	2	1.7	324	96.7	326	72.2
Amphetamine and other	3	2.5	199	59.4	202	44.8
Crack	2	1.7	125	37.3	127	28.1
Ketamine	45	38.8	1	0.3	46	10.2
Other	3	2.6	40	11.9	43	9.5
LSD	1	0.8	15	4.4	16	3.5

* Respondents were given the option to select more than one response.