Table. 7.

Number (%) of participating laboratories in the proficiency tests for antibody screening

Trial Specimen No. of laboratories Negative Positive Intended response
1st BBG-20-01 327 (100.0) 0 327 (100.0) Positive
BBG-20-02 327 (100.0) 326 (99.7) 1 (0.3)* Negative
BBG-20-03 327 (100.0) 327 (100.0) 0 Negative
2nd BBG-20-07 329 (100.0) 0 329 (100.0) Positive
BBG-20-08 329 (100.0) 329 (100.0) 0 Negative
BBG-20-09 327 (100.0) 0 329 (100.0) Positive

*Unacceptable responses for antibody screening.

Lab Med Qual Assur 2021;43:167~175 https://doi.org/10.15263/jlmqa.2021.43.4.167
© Lab Med Qual Assur