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| Characteristic | n (%) |
|---|---|
| Sex | |
| Male | 36 (64.3) |
| Female | 20 (35.7) |
| Age (years) | |
| Range | 34−84 |
| Median | 68 |
| Sites of tumors | |
| Lower lobe | 22 (39.3) |
| Other lobes | 34 (60.7) |
| TNM stage | |
| T1 | 5 (8.9) |
| T2 | 28 (50.0) |
| T3 | 3 (5.4) |
| T4 | 20 (35.7) |
| N0 | 20 (35.7) |
| N1 | 10 (17.9) |
| N2 | 19 (33.9) |
| N3 | 7 (12.5) |
| AJCC Stage | |
| IA | 3 (5.4) |
| IB | 11 (19.6) |
| IIA | 2 (3.6) |
| IIB | 4 (7.1) |
| IIIA | 11 (19.6) |
| IIIB | 25 (44.6) |
