From: Correlation of histological components with tumor invasion in pulmonary adenocarcinoma
n | % | ||
---|---|---|---|
Sex | Male | 91 | 44.2 |
Female | 115 | 55.8 | |
Location | Central | 15 | 7.3 |
Peripheral | 191 | 92.7 | |
Stage | IA | 114 | 55.3 |
IB | 36 | 17.5 | |
IIA | 22 | 10.7 | |
IIB | 9 | 4.4 | |
IIIA | 21 | 10.2 | |
IIIB | 1 | 0.5 | |
IV | 3 | 1.5 | |
Tumor size | <2 cm | 80 | 38.9 |
≥2 cm and <3 cm | 65 | 31.6 | |
≥3 cm and <5 cm | 51 | 24.8 | |
≥5 cm and <7 cm | 8 | 3.8 | |
≥7 cm | 2 | 0.9 | |
N stage | N0 | 164 | 79.6 |
N1 | 22 | 10.7 | |
N2 | 20 | 9.7 | |
Pleural invasion | Absent | 156 | 75.7 |
Present | 50 | 24.3 | |
Lymphatic invasion | Absent | 111 | 53.9 |
Present | 95 | 46.1 | |
Vascular invasion | Absent | 166 | 80.6 |
Present | 40 | 19.4 |