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| Bid | N | % |
|---|---|---|
| CD4 cell count | ||
| • US$ 15 (n = 1125) | 503 | 44.7 |
| • US$ 30 (n = 501) | 149 | 29.7 |
| • US$ 7.5 (n = 619) | 221 | 35.7 |
| Viral load test | ||
| • US$ 100 (n = 1118) | 174 | 15.6 |
| • US$ 200 (n = 178) | 38 | 21.4 |
| • US$ 50 (n = 923) | 163 | 17.8 |
