Malignant (n = 22) | Benign (n = 22) | p value | |
---|---|---|---|
Age (yrs) | |||
Mean | 43.4 | 47.4 | 0.364 |
Range | 2–75 | 34–69 | |
Sex | |||
Males | 13 | 9 | 0.228 |
Females | 9 | 13 | |
Hormonal function | |||
Functioning | 8 | 7 | 0.498 |
Non-functioning | 14 | 15 | |
Tumor location | |||
Right | 14 | 13 | 0.757 |
Left | 8 | 9 | |
Tumor size (cm) | |||
Mean | 12.3 | 2.9 | <0.001* |
Range | 3-24 | 0.8-5.5 | |
Tumor weight (g) | |||
Mean | 847.0 | 10.6 | <0.001* |
Range | 12-3250 | 1-42 | |
EGFR copy number | |||
Positive | 11 | 0 | <0.001*,† |
Negative | 11 | 22 | |
EGFR IHC | |||
Positive | 14 | 7 | 0.035* |
Negative | 8 | 15 |