Table 1.

Clinicopathologic characteristics by aromatase expression (n = 110)

Aromatase expression
CharacteristicNumber (n = 110)Low (n = 83)High (n = 27)P
Age (y)< 705844140.92
≥ 70523913
SexMale4433110.93
Female665016
Smoking historyNever6046140.75
Current or former503713
EGFR mutationNegative5644120.44
Positive543915
SUVmaxa6.1 ± 4.76.4 ± 4.50.76
Tumor size (cm)2.9 ± 1.73.0 ± 1.50.47
Histologic gradeG1534490.21
G2412813
G316115
G4000
Pleural invasionbNegative8968210.55
Positive20146
Lymphatic invasionNegative9773240.90
Positive13103
Vascular invasionNegative7861170.30
Positive322210
Pathologic stageI8164170.15
II, IIIA291910
  • aData not available for 19 of the aromatase-low patients and 5 of the aromatase-high patients.

  • bData not available for one of the aromatase-low patients.