Table 1:
Number of eligible child respondents, response rates, and number of HIV positive children, by country and maternal HIV status: Population-based HIV Impact Assessment, 2015 -- 2017
| Country | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Lesotho | Malawi | Namibia | Eswatini | Tanzania | Uganda | Zambia | Zimbabwe | Total | |
|
| |||||||||
| Total households selected | 10,892 | 14,267 | 12,716 | 6,417 | 16,198 | 13,435 | 13,440 | 15,009 | 102,374 |
| Total child-selected households | 5,443 | 7,132 | 6,358 | 3,206 | 5,340 | 7,926 | 6,733 | 7,511 | 49,649 |
| Total child-selected households who responded | 4,445 | 4,580 | 4,059 | 2,599 | 3,336 | 5,809 | 3,561 | 5,149 | 33,538 |
| Total rostered children age 0–14 | 9,866 | 19,964 | 15,223 | 7,636 | 31,573 | 30,290 | 23,272 | 19,082 | 156,926 |
| HIV positive or deceased mother | 2,539 | 2,459 | 1,937 | 2,098 | 2,146 | 2,113 | 2,761 | 2,947 | 19,000 |
| HIV unknown status mother | 3,884 | 5,784 | 7,000 | 2,821 | 7,747 | 7,230 | 6,639 | 6,558 | 47,663 |
| HIV negative mother | 3,463 | 11,721 | 6,286 | 2,717 | 21,680 | 20,947 | 13,872 | 9,557 | 90,243 |
| Eligible children in child-selected households | 4,870 | 9,993 | 7,887 | 3,997 | 10,452 | 10,793 | 11,646 | 9,599 | 69,237 |
| HIV positive or deceased mother | 27% | 13% | 13% | 26% | 6% | 6% | 12% | 15% | 13% |
| HIV unknown status mother | 38% | 29% | 46% | 37% | 25% | 20% | 29% | 34% | 31% |
| HIV negative mother | 35% | 58% | 42% | 37% | 69% | 74% | 59% | 51% | 57% |
| Children with blood test results (response rate) | 3,966 (87%) | 6,166 (66%) | 6,761 (91%) | 3,372 (89%) | 9,616 (95%) | 10,345 (97%) | 8,015 (79%) | 7,032 (83%) | 55,273 (80%) |
| HIV positive or deceased mother | 90% | 78% | 95% | 92% | 97% | 95% | 85% | 88% | 84% |
| HIV unknown status mother | 84% | 47% | 89% | 87% | 89% | 96% | 63% | 74% | 66% |
| HIV negative mother | 88% | 72% | 91% | 90% | 96% | 98% | 83% | 86% | 86% |
| HIV prevalence among children age 0–141 (%, CI) | 2.1 (1.5 – 2.6) | 1.5 (1.1 – 1.9) | 1.0 (0.8 – 1.3) | 2.8 (2.2 – 3.4) | 0.4 (0.2 – 0.6) | 0.5 (0.3 – 0.8) | 1.2 (0.9 – 1.4) | 1.6 (1.2 – 2.0) | 0.8 (0.7 – 0.9) |
| HIV positive or deceased mother1 | 5.3 (3.8 – 6.8) | 8.5 (5.9 – 11.0) | 5.2 (3.6 – 6.9) | 7.6 (5.7 – 9.4) | 6.3 (3.7 – 8.9) | 4.6 (2.8 – 6.3) | 6.9 (5.2 – 8.7) | 7.2 (5.5 – 9.0) | 6.5 (5.6 – 7.5) |
| HIV unknown status mother1 | 1.7 (0.9 – 2.5) | 2.0 (0.9 – 3.2) | 0.8 (0.4 – 1.2) | 2.2 (1.3 – 3.1) | 0.2 (0.0 – 0.3) | 0.7 (0.2 – 1.2) | 1.0 (0.5 – 1.6) | 1.7 (0.7 – 2.8) | 0.8 (0.5, 1.0) |
| HIV negative mothers1 | 0.05 (0.0 – 0.1) | 0.11 (0.0 – 0.2) | 0.06 (0.0 – 0.1) | 0.08 (0.0 – 0.2) | 0.01 (0.0 – 0.03) | 0.07 (0.0 – 0.2) | 0.05 (0.0 – 0.1) | 0.05 (0.0 – 0.1) | 0.05 (0.01, 0.08) |
| Relative Sampling Error for overall prevalence | 13% | 13% | 13% | 11% | 21% | 20% | 11% | 12% | 6.5% |
| Number of children tested negative for HIV | 3,882 | 6,067 | 6,687 | 3,276 | 9,571 | 10,293 | 7,920 | 6,912 | 54,608 |
| Number of HIV-positive children | 84 | 99 | 74 | 96 | 45 | 52 | 95 | 120 | 665 |
| HIV positive or deceased mother | 60 (71%) | 74 (75%) | 49 (66%) | 68 (71%) | 37 (82%) | 35 (67%) | 74 (78%) | 87 (73%) | 484 (73%) |
| HIV unknown status mother | 23 (27%) | 20 (20%) | 23 (31%) | 27 (28%) | 6 (13%) | 15 (29%) | 17 (18%) | 31 (26%) | 162 (24%) |
| HIV negative mother | 1 (1%) | 5 (5%) | 2 (3%) | 1 (1%) | 2 (4%) | 2 (4%) | 4 (4%) | 2 (2%) | 19 (3%) |
1
Weighted estimates including non-response adjustment and post-stratification, calculated with jackknife replicate weights.