Table 1.
Baseline characteristics of the patients in Cohort 1 (YTMA423).
| Characteristic | Categories | N (%) | Total (%) |
|---|---|---|---|
| Age | 68 (38–89) | 286 (99.7) | |
| Sex | Male | 112 (39.0) | 287 (100) |
| Female | 175 (61.0) | ||
| Race | White | 267 (93.0) | 287 (100) |
| Non-white | 20 (7.0) | ||
| Family cancer history | Yes | 193 (67.2) | 286 (99.7) |
| No | 93 (32.4) | ||
| Personal cancer history | Yes | 183 (63.8) | 282 (98.3) |
| No | 99 (34.5) | ||
| Tobacco use | Yes | 247 (86.1) | 287 (100) |
| No | 40 (13.9) | ||
| Stage (pathological) | I | 199 (69.7) | 282 (98.3) |
| II | 66 (23.0) | ||
| IIIA | 17 (5.9) | ||
| Histology | Squamous | 67 (23.3) | 283 (98.6) |
| Adenocarcinoma | 209 (72.8) | ||
| Other | 7 (2.4) | ||
| Surgery | Yes | 285 (99.3) | 287 (100) |
| No | 2 (0.7) |