TABLE 1.

Test Characteristics of 10 × 10 Matrix Pooling Platform Compared With Individual Viral Load Testing

	Sensitivity (%)		Negative Predictive Value (%)
	All Matrices	Matrices 1–6	All Matrices	Matrices 1–6
VF = 500 copies per milliliter
>50 copies/mL	60%	55%	90%	88%
>500 copies/mL	61%	55%	90%	88%
>1,000 c/mL	62%	56%	90%	89%
>1,500 copies/mL	62%	56%	91%	89%
VF = 1500 copies/mL
>50 copies/mL	59%	53%	89%	88%
>500 copies/mL	59%	53%	89%	88%
>1,000 copies/mL	60%	54%	90%	89%
>1,500 copies/mL	61%	55%	90%	89%

VF, virologic failure cut-off point.