Table 3.
HIV testing, new HIV diagnoses, enrolment in HIV care, and new HIV testing of sexual partners at 6 week follow-up
| Immediate group (n=586 sex partners at 6 week follow-up) |
Delayed group (n=680 sex partners at enrolment) |
IRR (95% CI)* | Coefficient of variation (95% CI) |
Incremental NNTI | |
|---|---|---|---|---|---|
|
| |||||
| Tested | 392 (67%); 0713 | 85 (13%); 0·149 | 4·8 (37-6·4) | 0·32 (0·17-0·48) | 1·8 |
|
| |||||
| Newly diagnosed | 136 (23%); 0247 | 28 (4%); 0·049 | 5·0 (3·2-7·9) | 0·10 (0·03-0·17) | 5·1 |
|
| |||||
| Newly enrolled in HIV care | 88 (15%); 0160 | 19 (3%); 0·033 | 4·4 (2·6-7·4) | 0·05 (0·01-0·10) | 7·9 |
|
| |||||
| Tested for the fi rst time | 81 (14%); 0·147 | 4 (1%); 0·007 | 14·8 (5·4-41·0) | 0·08 (0·02-0·14) | 7·1 |
Data are n (%); outcome per index case unless otherwise indicated. IRR=incidence rate ratio. NNTI=number needed to interview.
*
Estimated with use of generalised estimating equation Poisson regression with independent correlation matrix and index cases as off set variable.