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Characteristics of study sites
| Level | Settings | Site name | Type of services | Sample size |
|---|---|---|---|---|
| Province | Nam Dinh City | Provincial AIDS center | MMT + VCT | 270 |
| District (rural) | Xuan Truong District | District health center | MMT + VCT + ART + GH | 151 |
| District (urban) | Tu Liem District | District health center | MMT + VCT + ART + GH | 201 |
| District (urban) | Long Bien District | District health center | MMT + VCT + ART + GH | 184 |
| District (urban) | Ha Dong District | Regional polyclinic | MMT + GH | 210 |
