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| CDC cut-off | Observed Indian cut-off | ||||
|---|---|---|---|---|---|
| CD4 count | Sensitivity (Sn) | Specificity (Sp) | CD4 count | Sensitivity (Sn) | Specificity (Sp) |
| ≥ 500 | 77·78 | 81·73 | > 475 | 77·78 | 77·88 |
| 201–500 | 86·54 | 72·02 | 251–475 | 79·81 | 79·22 |
| ≤ 200 | – | – | ≤ 250 | – | – |
