Table 6 Diagnostic performance of the CareStart Malaria™ test and the VIKIA Malaria Ag Pf/Pan™ test at several reading times (10, 15, 20, 30 and 60 minutes) for different levels of Plasmodium spp. parasitaemia, Cambodia, 2011
Parasitaemia/μl of blood | CareStart Malaria RDT | VIKIA Malaria Ag Pf/Pan RDT - Reading time 10 min. | VIKIA Malaria Ag Pf/Pan RDT - Reading time 15 min. | ||||
|---|---|---|---|---|---|---|---|
Pf | Non-Pf | Pf | Non-Pf | Pf | Non-Pf | ||
Sub-microscopic | Sensitivity | 16.7% | 0.0% | 16.7% | 0.0% | 16.7% | 0.0% |
< 100 | Sensitivity | 75.0% | 68.7% | 75.0% | 46.7% | 75.0% | 50.0% |
101-500 | Sensitivity | 71.4% | 80.9% | 57.1% | 36.4% | 57.1% | 45.5% |
501-1,000 | Sensitivity | 100.0% | 72.7% | 90.0% | 36.4% | 100.0% | 72.7% |
1,001-5,000 | Sensitivity | 100.0% | 100.0% | 100.0% | 72.0% | 100.0% | 88.2% |
5,001-10,000 | Sensitivity | 100.0% | 100.0% | 90.5% | 74.3% | 100.0% | 92.1% |
10,001-50,000 | Sensitivity | 100.0% | 100.0% | 100.0% | 77.9% | 100.0% | 98.5% |
50,001-100,000 | Sensitivity | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
> 100,000 | Sensitivity | 100.0% | - | 95.5% | - | 100.0% | - |
Parasitaemia/μl of blood | VIKIA Malaria Ag Pf/Pan RDT - Reading time 20 min. | VIKIA Malaria Ag Pf/Pan RDT - Reading time 30 min. | VIKIA Malaria Ag Pf/Pan RDT - Reading time 60 min. | ||||
Pf | Non-Pf | Pf | Non-Pf | Pf | Non-Pf | ||
Sub-microscopic | Sensitivity | 16.7% | 0.0% | 16.7% | 0.0% | 16.7% | 0.0% |
< 100 | Sensitivity | 75.0% | 53.3% | 75.0% | 53.3% | 75.0% | 56.2% |
101-500 | Sensitivity | 71.4% | 57.1% | 71.4% | 61.9% | 85.7% | 61.9% |
501-1,000 | Sensitivity | 100.0% | 72.7% | 100.0% | 81.8% | 100.0% | 81.8% |
1,001-5,000 | Sensitivity | 100.0% | 94.0% | 100.0% | 98.0% | 100.0% | 98.0% |
5,001-10,000 | Sensitivity | 100.0% | 97.4% | 100.0% | 97.4% | 100.0% | 97.4% |
10,001-50,000 | Sensitivity | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
50,001-100,000 | Sensitivity | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
> 100,000 | Sensitivity | 100.0% | - | 100.0% | - | 100.0% | - |