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Sensitivity and specificity of nested PCR on DBSa
| Nested PCR on PBMCs (no. of samples) | Nested PCR on DBS (no. of samples)
|
|||||
|---|---|---|---|---|---|---|
| First testb
|
Repeatc
|
|||||
| + | − | Ind | + | − | Ind | |
| + (10) | 9 | 0 | 1 | 9 | 0 | 1 |
| − (117) | 0 | 110 | 7 | 0 | 116 | 1 |
| Ind (23) | 0 | 23 | 0 | 0 | 23 | 0 |
+, HIV-positive result; −, HIV-negative result; Ind, indeterminate result for HIV.
Sensitivity, 90%; specificity, 94%.
Sensitivity, 90%; specificity, 99%.
