Table 4.

Panel and individual autoantibody positivity by histologic type: panel positivity

SubtypeNumber of samplesPanel positive% positive
Adenocarcinoma2706925.6
Large cell15533.3
Squamous2347331.1
SCLC22011250.9

χ2 = 36.7; 3df P < 0.001.

NSCLC versus SCLC: χ2 = 34.8; 1df P < 0.001.

Adenocarcinoma versus large cell versus squamous: χ2 = 2.1; 2df P = 0.35.