Table. 1.

Number (%) of participants and unacceptable responses in domestic external quality assessment for whom the intended responses were a single antibody (2016 to 2020)

Year Trial Specimen Intended response No. of participants Acceptable (%) Unacceptable (%) Unacceptable responses (N)
2016 1st BBS-16-01 Anti-Fy(a) 118 115 (97.5) 3 (2.5) Anti-Fy(a)+anti-N (2)
Anti-E (1)
2017 1st BBS-17-01 Anti-C 122 119 (97.5) 3 (2.5) Anti-C+anti-S (2)
Anti-E (1)
2017 2nd BBS-17-04 Anti-c 123 109 (88.7) 14 (11.3) Anti-c+anti-E (11)
Anti-c+anti-Jk(b) (1)
Not detected (2)
2019 2nd BBS-19-05 Anti-c 132 116 (87.9) 16 (12.1) Anti-c+anti-E (14)
Anti-E (1)
Anti-K (1)
2020 2nd BBS-20-04 Anti-E 135 133 (98.5) 2 (1.5) Anti-c+anti-E (2)
Lab Med Qual Assur 2021;43:217~219 https://doi.org/10.15263/jlmqa.2021.43.4.217
© Lab Med Qual Assur