Table 1 HIV prevalence estimates from PMTCT data and ANC SS sites by demographic characteristics, Brazil 2010–2012
PMTCT data | ANC SS data | |||||||
|---|---|---|---|---|---|---|---|---|
Unweighted | Weighted | Unweighted | Weighted | Difference in prevalence | ||||
HIV + | Total | HIV prevalence (95% CI) | HIV + | Total | HIV prevalence (95% CI) | Relative | Absolute | |
Overall | 92 | 29,856 | 0.36 (0.27–0.47) | 126 | 36,713 | 0.38 (0.31–0.48) | −0.05 | −0.02 |
Age in years | ||||||||
15–19 | 11 | 6443 | 0.25 (0.13–0.51) | 16 | 8213 | 0.32 (0.18–0.58) | −0.16 | −0.05 |
20–24 | 18 | 9106 | 0.25 (0.14–0.45) | 30 | 11,325 | 0.30 (0.19–0.47) | 0.17 | 0.05 |
25–29 | 29 | 7288 | 0.34 (0.20–0.56) | 32 | 8837 | 0.35 (0.22–0.56) | −0.03 | −0.01 |
30–39 | 31 | 6445 | 0.61 (0.39–0.96) | 44 | 7648 | 0.60 (0.40–0.88) | 0.02 | 0.01 |
40–49 | 3 | 574 | 0.26 (0.27–0.47) | 4 | 690 | 0.32 (0.11–0.93) | −0.19 | −0.06 |
Region | ||||||||
North | 5 | 5115 | 0.07 (0.03–0.18) | 21 | 7236 | 0.36 (0.22–0.57) | −0.98 | −0.35 |
Northeast | 12 | 4867 | 0.28 (0.15–0.52) | 16 | 7377 | 0.24 (0.14–0.41) | 0.17 | 0.04 |
Southeast | 14 | 7313 | 0.29 (0.17–0.51) | 21 | 8211 | 0.37 (0.23–0.58) | −0.22 | −0.08 |
South | 46 | 7694 | 0.70 (0.51–0.96) | 54 | 8192 | 0.79 (0.59–1.00) | −0.11 | −0.09 |
Central-West | 15 | 4867 | 0.63 (0.31–1.30) | 14 | 5697 | 0.38 (0.17–0.85) | 0.66 | 0.25 |
Educational level | ||||||||
Incomplete primary school | 6 | 1574 | 0.72 (0.29–1.80) | 12 | 2341 | 0.63 (0.30–1.30) | 0.14 | 0.09 |
Incomplete secondary school | 42 | 8420 | 0.61 (0.41–0.90) | 60 | 10,909 | 0.68 (0.49–0.94) | −0.10 | −0.07 |
Incomplete post-secondary school | 22 | 8442 | 0.22 (0.13–0.38) | 30 | 10,235 | 0.28 (0.18–0.44) | −0.21 | −0.06 |
≥ Complete post-secondary school | 20 | 10,792 | 0.21 (0.12–0.38) | 23 | 12,403 | 0.21 (0.13–0.36) | 0.00 | 0.00 |
Race/colour | ||||||||
White | 36 | 11,078 | 0.30 (0.20–0.45) | 44 | 12,371 | 0.33 (0.23–0.48) | −0.09 | −0.03 |
Black | 19 | 2993 | 0.83 (0.48–1.40) | 27 | 3851 | 0.80 (0.49–1.3) | 0.04 | 0.03 |
Asian | 2 | 456 | 0.96 (0.24–3.8) | 3 | 560 | 0.94 (0.28–3.10) | 0.02 | 0.02 |
Mixed (Pardo) | 30 | 14,132 | 0.24 (0.15–0.38) | 48 | 18,304 | 0.29 (0.20–0.42) | −0.17 | −0.05 |
Indigenous | 1 | 270 | 0.48 (0.07–3.30) | 1 | 445 | 0.34 (0.05–2.40) | −0.41 | −0.14 |