Table 1.

Descriptive Results of Number of Days Club Drugs Were Used in Last Four Months (n = 198)

Recent Use N (%)	Frequent Use N (%)	Mean (days used)	SD (days used)	Median (days used)	Range (days used)	Used in a Sexual Context N (%)	Used in a Sexual Context (Users Only) N (%)
Cocaine	160 (80.8%)	50 (25.3%)	13.34	21.51	5	0 – 120	69 (34.8%)	69 (66.3%)
Ecstasy	155 (78.3%)	33 (16.7%)	8.58	12.90	4	0 – 80	95 (48.0%)	95 (84.8%)
Ketamine	111 (56.1%)	23 (11.6%)	6.14	13.73	1	0 – 120	18 (9.1%)	18 (37.6%)
GHB	63 (31.8%)	7 (3.5%)	1.99	6.50	0	0 – 65	37 (18.7%)	37 (88.1%)
Methamphetamine	130 (65.7%)	23 (11.6%)	7.55	16.58	2	0 – 120	87 (43.9%)	87 (88.8%)

Note. Recent use is defined as use within the four months prior to baseline assessment and frequent use is defined as use on 16 or more days in four months prior to assessment. Days used is number of days used in that four month period. A participant could have reported use in a sexual context without reporting recent use.