Table 1. Key Epidemic and Behavioral Parameters.
Brazil | Kenya | Thailand | Ukraine | ||||||||||
Parameter | Estimate | Range | Source(s) | Estimate | Range | Source(s) | Estimate | Range | Source(s) | Estimate | Range | Source(s) | |
Female sex worker population size | 0.9% | 0.58–1.42% | [70] | 4.3% | >100,000 or <6% | [47] | 0.6% | 150,000 | [33], [71] | 0.4% | 65–95,000 | [34], [49] | |
Baseline adult HIV prevalence (2011) | 0.4% | 0.6–0.7% | [53], [72] | 6.0% | 5.8–6.5% | [46], [47], [73] | 1.0% | 1.0–3.0% | [48], [52] | 1.1 | 1.2–2.0% | [42], [49] | |
Baseline prevalence of HIV among FSW (2011) | 4.9% | 2.6–12.9% | [39], [72] | 33.8% | 3.4–66.8% | [31], [32], [74], [75] | 5.0% | 3.0–30.0% | [35], [36], [48] | 13.2% | 0–39% | [34], [49], [76] | |
Prevalence of ulcerative STI among FSW (2011) | 17.0% | 14.3–17.6% | [77], | 20.0% | 1.8–34.1% | [75], [79], [80] | 10.0% | 1.0–12.4% | [35], [81], [82] | 13.0% | 0–18.2% | [76] | |
Consistent condom use among FSW | 75% | 52.2–77.8% | [39], [70] | 60% | 29–91% | [45], [79], [83]–[85] | 80% | 78.9–96.0% | [86] | 70% | 66–86% | [42], [87] | |
Number of clients per year | 205 | 40–140 | [77] | 90 | 50–180 | [83], [84], [88], [89] | 200 | 200–300 | [71] | 260 | 50–728 | [38], [76], [87] | |
Proportion of FSW married/in stable relationships | 20% | 14.3–40.9% | [77], [78], [90] | 45% | 25.9–67.0% | [75], [83], [91] | 35% | 35.1% | [92] | 4% | 4–22% | [38], [87] | |
Duration in sex work (years) | 8 | 5–10 | [93], [94] | 5 | 2–6 | [95] | 5 | 1–10 | [81], [82] | 10 | 0.5–15 | [38] | |
Intervention impacts (values for all country case studies) | |||||||||||||
Impact of Empowerment Intervention on condom non-use | −51.0% | [16], [17] | |||||||||||
Reduction in transmission on ART | 0.13 | [55] | |||||||||||
CD4 count at ARV initiation* | ≤350 cells/mm3 | [54] |
Note: FSW: Female sex worker; *Criterion used for this analysis based on guidance at time of modeling analysis.