Table 3.

Demographics and clinical characteristics

n*Mean survival (SE)P
Age
    >6031859.2 (3.4)0.6
    ≤6012952.3 (1.9)
Sex
    Male20856 (2.7)0.53
    Female23954.9 (2.3)
Smoking history
    No4256 (6.4)0.78
    Yes34259.9 (2.1)
Tumor size (cm)
    ≤324760.9 (2.4)0.08
    >318951.8 (2.7)
Tumor stage
    I16963 (2.8)0.0001
    II21655.7 (2.5)
    III1722.5 (4.1)
    IV3436.7 (4.2)
Nodal stage
    030862.6 (2.1)<0.0001
    I + II12745.5 (3.1)
Metastasis stage
    041958.5 (1.9)0.03
    I1911 (0.9)
Pathologic stage
    I28065 (2.2)<0.0001
    II8146.4 (4)
    III9034.6 (2.9)
    IV1811 (0.9)
Pleural invasion
    No27262.4 (2.2)0.01
    Yes12651.3 (3.5)
Ground glass opacity
    No18762.2 (2.9)0.2
    Yes4539.4 (2)
  • * Patients for whom both CT-X typing and clinical data were available are shown.

  • Wilcoxon.