Secondary outcomes—STI linked to high-risk behaviour, referral to health advisors, indications for emergency contraception
| Secondary outcomes | PAPI | CAPI | CASI | |||
| N (%) | OR (95% CI) | N (%) | OR* (95% CI) | N (%) | OR* (95% CI) | |
| 1. STI targeted by enhanced screen† | 45 (5.8) | 1 | 43 (5.8) | 1.01 (0.65 to 1.57) | 37 (4.7) | 0.74 (0.46 to 1.16) |
| 2. HIV test uptake | 540 (69.3) | 1 | 512 (68.8) | 0.98 (0.78 to 1.21) | 498 (62.6) | 0.73 (0.59 to 0.90) |
| 3. HBV test uptake | 127 (16.3) | 1 | 180 (24.2) | 1.65 (1.28 to 2.13) | 134 (16.9) | 1.02 (0.78 to 1.33) |
| 4. HCV test uptake | 22 (2.8) | 1 | 66 (8.9) | 3.36 (2.05 to 5.51) | 26 (3.3) | 1.17 (0.66 to 2.09) |
| 5. Rectal sample taken | 104 (13.4) | 1 | 124 (16.7) | 1.35 (1.00 to 1.82) | 113 (14.2) | 1.01 (0.75 to 1.37) |
| 6. Possible indicator for EC‡ (women only) | 49 (12.1) | 1 | 65 (16.9) | 1.49 (1.00 to 2.22) | 90 (22.6) | 2.14 (1.46 to 3.13) |
| 7. Health advisor§ attendance | 119 (15.3) | 1 | 103 (13.8) | 0.89 (0.67 to 1.19) | 99 (12.5) | 0.80 (0.60 to 1.06) |
↵* OR relative to pen and paper interview (PAPI) arm, adjusted for patient gender and recruitment clinic.
↵† Hepatitis B virus (HBV), hepatitis C virus (HCV), rectal gonorrhoea, rectal chlamydia.
↵‡ Unprotected vaginal sex in last week, or emergency contraception (EC) given as reason for attendance.
↵§ The health advisor role includes counselling for safer sexual behaviour and partner notification.
CAPI, computed-assisted personal interview; CASI, computer-assisted self-interview; STI, sexually transmitted infection.