Table 2.
RDT results of the four control sera tested at different time and temperature
| Storage condition | Observations consistent with initial result (percentage) | |||
|---|---|---|---|---|
| Control sera | ||||
| NS1 | IgM | IgG | Negative | |
| Refrigerator 4°C (for 2 years) | 30/30 (100) | 30/30 (100) | 30/30 (100) | 30/30 (100) |
| Incubator 60°C (for 2 days) | 2/2 (100) | 2/2 (100) | 2/2 (100) | 2/2 (100) |
| Incubator 45°C (for 3 months) | 8/8 (100) | 8/8 (100) | 8/8 (100) | 8/8 (100) |
| Incubator 35°C (for 2 years) | 24/24 (100) | 24/24 (100) | 24/24 (100) | 24/24 (100) |
| Hut (for 2 years) | 24/24 (100) | 24/24 (100) | 24/24 (100) | 24/24 (100) |
| Total | 88 | 88 | 88 | 88 |
Ig = immunoglobulin NS1 = nonstructural protein 1; RDT = rapid diagnostic test.