Table 2–
Adenocarcinoma subtypes according to the International Association for the Lung Cancer, American Thoracic Society and European Respiratory Society classification
Invasive adenocarcinoma
n (%)
Lepidic predominant
19 (6.1)
Acinar predominant
115 (36.7)
Papillary predominant
26 (8.3)
Micropapillary predominant
9 (2.9)
Solid predominant
88 (28.1)
Not applicable
56 (17.9)
Total number of patients was 313.