Number (%) of participants in proficiency tests for unexpected antibody identification
| Trial | Specimen | Total | Intended response | Other responses (no. of participants) | |
|---|---|---|---|---|---|
| Ab | No. (%) | ||||
| 1 | BBS-19-01 | 132 | Anti-Jkb | 130 (98.5) | Anti-Jka (1), not detected (1) |
| BBS-19-02 | 132 | Anti-D | 131 (99.2) | Not detected (1) | |
| 2 | BBS-19-04 | 132 | Anti-K | 131 (99.2) | Anti-c (1), |
| BBS-19-05 | 132 | anti-c | 116 (87.9) | Anti-c + anti-E (14), anti-E (1), anti-K (1) | |