Table 5. Outcomes of Counseling and One-Time Screening for HIV Infection After 3 Years in 10,000 Asymptomatic Adolescents and Adults
| Results |
Prevalence, 0.3% |
Prevalence, 1% |
Prevalence, 5%-15% (High Risk) |
|---|
| Persons screened, n |
10,000 |
10,000 |
10,000 |
| Persons identified as HIV-positive, n |
30 |
100 |
500-1500 |
| Patients receiving test results, n |
24-28 |
79-93 |
400-1400 |
| Partners identified as HIV-positive, n |
2-6 |
6-21 |
32-320 |
| Total HIV-positive patients identified, n |
26-34 |
85-114 |
426-1720 |
| Patients with CD4 cell count < 0.200 × 109 cells/L, n |
3-15 |
10-49 |
51-740 |
| Cases of clinical progression or deaths prevented over 3 y with HAART, n |
0.7-8.2 |
2-28 |
12-410 |
| NNSB to prevent 1 clinical progression or death over 3 y |
1210-13,800 |
360-4140 |
24-830 |
| NNTB with HAART to prevent 1 clinical progression or death over 3 y |
1.8 (95% CI, 1.5-2.2) |
1.8 (95% CI, 1.5-2.2) |
1.8 (95% CI, 1.5-2.2) |
| NNCB, NNSB, or NNTB to prevent 1 horizontal transmission over 3 y |
Unable to calculate |
Unable to calculate |
Unable to calculate |
| Cardiovascular or cerebrovascular events caused by HAART over 3 y, n |
0.006-0.6 |
0.02-2 |
0.1-30 |
| NNSH to cause 1 cardiovascular or cerebrovascular event over 3 y |
16,900-1,580,500 |
5100-474 400 |
340-95 000 |
| NNTH with HAART to cause 1 cardiovascular or cerebrovascular event over 3 y |
69 (95% CI, 21-257) |
69 (95% CI, 21-257) |
69 (95% CI, 21-257) |
aNotes: NNCB = number needed to counsel for benefit; NNSB = number needed to screen for benefit; NNSH = number needed to screen for harm; NNTB = number needed to treat for benefit; NNTH = number needed to screen for harm.
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