LGV cases compared with symptomatic controls
| Characteristic | Category | Cases (%) | Symptomatic controls (%) | Univariable | Multivariable | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| OR | 95% CI | p Value | AOR | 95% CI | p Value | |||||
| Number | 88 (100) | 65 (100) | ||||||||
| Role-specific sex acts | ||||||||||
| Self | Other | |||||||||
| Mouth | Mouth | Deep kissing | 79 (90) | 59 (91) | 0.9 | 0.3 to 2.6 | 0.838 | |||
| Penis | Receptive oral sex (ROS) | 86 (98) | 62 (95) | 2.1 | 0.3 to 12.8 | 0.430 | ||||
| Penis no condom | Unprotected ROS | 84 (98) | 60 (95) | 2.1 | 0.3 to 13.0 | 0.424 | ||||
| Anus | Rimming | 70 (80) | 35 (54) | 3.3 | 1.6 to 6.8 | 0.001 | ||||
| Penis | Mouth | Insertive oral sex (IOS) | 86 (98) | 60 (92) | 3.6 | 0.7 to 19.1 | 0.135 | |||
| Mouth | Unprotected IOS | 86 (98) | 58 (89) | 5.2 | 1.0 to 25.9 | 0.045 | ||||
| Anus | Insertive AI (IAI) | 78 (89) | 36 (55) | 7.0 | 3.0 to 16.3 | <0.001 | ||||
| Anus no condom | Unprotected IAI | 74 (85) | 32 (49) | 5.9 | 2.7 to 12.6 | <0.001 | 4.7 | 2.0 to 10.9 | <0.001 | |
| Anus | Mouth | Being rimmed | 81 (92) | 53 (82) | 2.6 | 1.0 to 7.1 | 0.058 | |||
| Finger | Being fingered | 68 (77) | 52 (80) | 0.9 | 0.4 to 1.9 | 0.685 | ||||
| Sex toy | Toy inserted | 36 (41) | 17 (26) | 2.0 | 1.0 to 3.9 | 0.060 | ||||
| Hand | Being fisted | 19 (22) | 8 (12) | 2.0 | 0.8 to 4.8 | 0.141 | ||||
| Penis | Receptive AI (RAI) | 85 (97) | 55 (85) | 5.2 | 1.4 to 19.6 | 0.016 | ||||
| Penis no condom | Unprotected RAI | 81 (93) | 44 (68) | 6.4 | 2.4 to 17.1 | <0.001 | ||||
| Finger | Anus | Fingering | 69 (80) | 36 (56) | 3.2 | 1.5 to 6.5 | 0.002 | |||
| Hand | Anus | Fisting another | 32 (37) | 9 (14) | 3.6 | 1.6 to 8.3 | 0.002 | 2.0 | 0.8 to 4.9 | 0.130 |
| Sex toy | Anus | Inserting toy in other | 34 (40) | 12 (19) | 2.8 | 1.3 to 6.1 | 0.007 | |||
| General behaviours | ||||||||||
| Contacts | More than 10 | 40 (45) | 18 (28) | 2.2 | 1.1 to 4.3 | 0.026 | ||||
| Partnership type | Partner or ex | 42 (48) | 29 (45) | 1.1 | 0.6 to 2.2 | 0.703 | ||||
| Regular | 43 (49) | 22 (34) | 1.9 | 1.0 to 3.6 | 0.065 | |||||
| Casual | 69 (78) | 41 (63) | 2.1 | 1.0 to 4.3 | 0.039 | |||||
| Anonymous | 50 (57) | 31 (48) | 1.4 | 0.8 to 2.7 | 0.264 | |||||
| Meeting men via | Bar or club | 36 (41) | 26 (40) | 1.0 | 0.5 to 2.0 | 0.910 | ||||
| Backroom | 25 (28) | 10 (15) | 2.2 | 1.0 to 4.9 | 0.061 | |||||
| Sauna | 35 (40) | 26 (40) | 1.0 | 0.5 to 1.9 | 0.977 | |||||
| Cruising ground | 15 (17) | 10 (15) | 1.1 | 0.5 to 2.7 | 0.784 | |||||
| Internet | 66 (75) | 35 (54) | 2.6 | 1.3 to 5.1 | 0.007 | |||||
| Private party | 28 (32) | 13 (20) | 1.9 | 0.9 to 4.0 | 0.105 | |||||
| Rectal douching | To prepare for sex | 74 (84) | 35 (54) | 4.5 | 2.1 to 9.6 | <0.001 | 2.9 | 1.3 to 6.6 | 0.011 | |
| 〃Equipment | Used by another not sterilised | 41 (47) | 14 (22) | 3.2 | 1.5 to 6.6 | 0.002 | ||||
| Sex under influence | GHB/GBL | 50 (57) | 21 (32) | 2.8 | 1.4 to 5.5 | 0.002 | ||||
| Viagra | 49 (56) | 24 (37) | 2.2 | 1.1 to 4.3 | 0.019 | |||||
| Methamphetamine | 40 (46) | 13 (20) | 3.4 | 1.6 to 7.1 | 0.001 | |||||
| Group sex | Sex involving > 2 men | 65 (49) | 36 (27) | 2.3 | 1.2 to 4.5 | 0.018 | ||||
| Water sports | Sex play involving urine | 43 (49) | 18 (28) | 2.5 | 1.3 to 5.0 | 0.009 | ||||
| Unprotected anal intercourse* | with HIV+ | 69 (78) | 29 (45) | 4.5 | 2.2 to 9.1 | <0.001 | ||||
| HIV+ with HIV+† | 65 (74) | 26 (40) | 4.2 | 2.1 to 8.4 | <0.001 | |||||
| with HIV status unknown | 18 (20) | 11 (17) | 1.3 | 0.6 to 2.9 | 0.582 | |||||
This table shows sexual behaviour in previous 3 months.
*Without condoms, either way.
†Respondent HIV-positive reporting unprotected anal intercourse with HIV-positive.