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Clinical and imaging characteristics of pulmonary nodules in the training (Cohort-1) and testing (Cohort-2) cohorts, subdivided by size and type.
| Cohort-1 Training set |
Cohort-2 External validation set |
||||
|---|---|---|---|---|---|
| Benign | Malignant | Benign | Malignant | ||
| Nodule size | <= 6 [mm] | 9 | 0 | 8 | 4 |
| >6 to <=8 [mm] | 5 | 9 | 10 | 4 | |
| >8 to <=15 [mm] | 34 | 31 | 8 | 7 | |
| >15 [mm] | 7 | 18 | 5 | 26 | |
| Nodule type | non-solid | 1 | 6 | 0 | 0 |
| part-solid | 6 | 11 | 4 | 11 | |
| solid | 48 | 41 | 27 | 30 | |
