Table 3 The concordance rate for the T790M mutation detection between histology and cytology specimens (n = 22). The positive agreement; 90.9% (10/11), the negative agreement; 90.9% (10/11), the concordance rate; 90.9% (20/22).

From: Observational study of rebiopsy in EGFR-TKI-resistant patients with EGFR mutation-positive advanced NSCLC

 

Cytology

Positive

Negative

Total

Histology

Positive

10

1

11

Negative

1

10

11

Total

11

11

22

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