Number (%) of participating laboratories in the proficiency tests for RhD typing in 2020
Trial | Specimen | Total | Negative | Variant | Positive | Intended response |
---|---|---|---|---|---|---|
1st | BB-20-01 | 877 (100.0) | 0 | 0 | 877 (100.0) | Positive |
BB-20-02 | 877 (100.0) | 0 | 0 | 877 (100.0) | Positive | |
BB-20-03 | 877 (100.0) | 0 | 0 | 877 (100.0) | Positive | |
2nd | BB-20-07 | 885 (100.0) | 882 (99.7) | 2 (0.2) | 1 (0.1) | Negative |
BB-20-08 | 885 (100.0) | 2 (0.2) | 0 | 883 (99.8) | Positive | |
BB-20-09 | 884 (100.0) | 0 | 0 | 884 (100.0) | Positive |