Lung cancer diagnosis by all further investigations (n=57) | Total | ||||
---|---|---|---|---|---|
Present | n= | Absent | n= | ||
FNA results | |||||
Positive | True positive | 40 | False positive | 0 | 40 |
Negative | False negative | 12 | True negative | 5 | 17 |
Total | 52 | 5 | 57 |
Core LN biopsy (n=23) | Bronchial washings (n=16) | Lung biopsy (n=8) | |||||||
---|---|---|---|---|---|---|---|---|---|
Present | Absent | Total | Present | Absent | Total | Present | Absent | Total | |
FNA results | |||||||||
Positive | 18 | 0 | 18 | 9 | 0 | 9 | 4 | 0 | 4 |
Negative | 4 | 1 | 5 | 4 | 3 | 7 | 3 | 1 | 4 |
Total | 22 | 1 | 23 | 13 | 3 | 16 | 7 | 1 | 8 |
FNA, fine-needle aspiration; LN, lymph node; SCLN, supraclavicular and cervical lymphadenopathy; US, ultrasound.