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. 2015 May 12;5(5):e007220. doi: 10.1136/bmjopen-2014-007220

Table 8.

Characteristics related with alcohol and drug use before or during intercourse

Alcohol and drugs N (%) Missing
Lifetime use of alcohol or drugs before or during intercourse (n=2183) 1
 Yes 1520 (69.7)
 No 662 (30.3)
Use of alcohol or drugs before or during intercourse in the previous 12 months (n=2183) 62
 Yes 1262 (59.5)
 No 837 (39.4)
 Did not know 4 (0.2)
 Rather not say 19 (0.9)
Ever used alcohol or drugs before or during intercourse in the previous 12 months (n=2183)*
 Alcohol 1256 (57.6) 4
 Poppers 389 (17.8) 2
 Cannabis 329 (15.9) 114
 Cocaine 236 (10.8) 1
 Ecstasy 123 (5.6) 3
 Viagra/cialis/similar 89 (4.1) 2
 Mephedrone 76 (3.5) 3
 Amphetamines 72 (3.3) 3
 GHB 37 (1.7) 2
 Ketamine 32 (1.5) 2
 LSD 31 (1.4) 3
 Heroin 7 (0.3) 3
 Methadone 8 (0.4) 2
 Others 49 (2.2)

*Percentage of participants that answered ‘yes’ at each option after excluding missing answers. The remaining participants answered no, did not know or rather not say.

GHB, gamma-hydroxybutyric acid; LSD, lysergic acid diethylamide.