Full test results of the epidermal growth factor receptor plasma external quality assessment conducted by 11 laboratories

Lab no. | Mutation type | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|

Exon 19 deletion | L858R | T790M | Exon 20 insertion | |||||||||

High con sample | Low con sample | Negative | High con sample | Low con sample | Negative | High con sample | Low con sample | Negative | High con sample | Low con sample | Negative | |

1 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg |

2 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Neg | Neg |

3 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Neg | Neg |

4 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg |

5 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Neg | Neg | Pos | Neg | Neg |

6 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Neg | Neg |

7 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg |

8 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Neg | Neg | Pos | Neg | Neg |

9 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Neg | Neg |

10 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Neg | Neg |

11 | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Pos | Neg | Pos | Neg | Neg |

Abbreviations: Con, concentration; Pos, positive; Neg, negative.

Lab Med Qual Assur 2020;42:91~96 https://doi.org/10.15263/jlmqa.2020.42.2.91

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