Factor | Category | No. of PMECs, SCCs vs. adenocarcinomas |
---|---|---|
Tumor size | Adenocarcinomas | 3.9 ± 0.2* |
SCCs | 4.9 ± 0.2** | |
PMECs | 2.5 ± 0.2 | |
Location | Peripheral type | 4:41:32** |
Hilar type | 29:33:5 | |
Central type | 4:2:1 | |
Margin | Ill-defined | 10:59:46** |
Well-defined | 27:17:32 | |
Tumor shape | Irregular | 6:46:23** |
Regular | 31:30:55 | |
Necrosis | Present | 3:30:18* |
Absent | 34:46:60 | |
Calcification | Present | 6:16:10 |
Absent | 31:60:68 | |
Enhancement degree | Marked | 25:11:20** |
Moderate | 10:32:31 | |
Mild | 2:33:27 |