Characteristic | Benign (n = 22) | Malignant (n = 23) | P-value* |
---|---|---|---|
Age at diagnosis (years): Mean ± SD$ | 60.8 ± 10.0 | 64.1 ± 10.8 | 0.29 |
Gender | |||
Male | 10 | 11 | 0.87 |
Female | 12 | 12 | |
Sign | |||
Pleural effusion | 5 (n = 16) | 4 (n = 16) | 0.69 |
Clubbing in fingers | 5 (n = 16) | 4 (n = 16) | 0.69 |
Skin change | 2 (n = 16) | 1 (n = 16) | 0.54 |
Tumor mass | |||
Clear borders | 13 (n = 13) | 16 (n = 20) | 0.09 |
Location | |||
Right | 13 (n = 21) | 14 (n = 23) | 0.94 |
Left | 8 (n = 21) | 9 (n = 23) | 0.94 |
Up | 1 (n = 17) | 2 (n = 20) | 0.65 |
Low | 16 (n = 17) | 18 (n = 20) | 0.65 |
Size (cm) | |||
≤ 10 | 0 (n = 17) | 1 (n = 21) | |
>10 | 17 (n = 17) | 20 (n = 21) | 0.36 |
Morphologic Features | |||
Homogeneous | 2 (n = 5) | 3 (n = 17) | |
Heterogeneous | 3 (n = 5) | 14 (n = 17) | 0.29 |