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| Variables | TRU (n = 12) | Non-TRU (n = 21) | p Value |
|---|---|---|---|
| Age (mean±SD) | 65±10 | 64±8 | 0.676 |
| Sex, male (%) | 7 (58) | 11 (52) | 0.514 |
| T stage (%) | 0.006 | ||
| 1 | 10 (83) | 5 (24) | |
| 2 | 2 (17) | 5 (24) | |
| 3 | 0 | 10 (48) | |
| 4 | 0 | 1 (4) | |
| N stage | 0.126 | ||
| 0 | 9 (75) | 14 (67) | |
| 1 | 3 (25) | 2 (9) | |
| 2 | 0 (0) | 5 (24) | |
| Smoking (%) | 0.183 | ||
| Never | 9 (75) | 11 (52) | |
| Ever | 3 (25) | 10 (48) | |
| Smoking, PY (mean±SD) | 6±13 | 25±32 | 0.027 |
| EGFR (%) | 4 (33) | 2 (10) | 0.122 |
| KRAS (%) | 1 (8) | 6 (30) | 0.161 |
TRU, terminal respiratory; PY, pack year.
