Table 3 Quantification of Plasmodium falciparum by the China National Malaria Diagnosis Reference Laboratory in Malaria Microscopy EQA, 2021–2022
Slide | Round 1 (2021) | Round 2 (2021) | Round 1 (2022) | Round 2 (2022) | ||||
|---|---|---|---|---|---|---|---|---|
Reference count (parasites/µL) | Score | Reference count (parasites/µL) | Score | Reference count (parasites/µL) | Score | Reference count (parasites/µL) | Score | |
1 | 333 | 3 | 400 | 3 | 439 | 3 | 396 | 0 |
2 | 661 | 3 | 101 | 3 | 485 | 1 | 775 | 3 |
3 | 4719 | 3 | 811 | 3 | 3044 | 1 | 1363 | 3 |
4 | 5783 | 0 | 875 | 3 | 5213 | 3 | 4663 | 3 |
5 | 16,509 | 3 | 4416 | 3 | 1295 | 3 | 6262 | 3 |
6 | 20,133 | 0 | 8424 | 3 | 5213 | 3 | 10,956 | 1 |
Total | 12 | 18 | 14 | 13 | ||||