Table 1.
Patient information
| HNCs | ||
|---|---|---|
| Cases and controls | N = 54/56* | % |
| Case | 40 | 74.1 |
| Control | 14 | 25.9 |
| Age (mean 59.9 ± 15.2), y | ||
| ≤55 | 19 | 35.2 |
| >55 | 35 | 64.8 |
| Gender | ||
| Female | 20 | 37.0 |
| Male | 34 | 63.0 |
| Tumor site | ||
| Oral cavity | 32 | 59.3 |
| Oropharynx | 22 | 40.7 |
| Normal controls only | N = 14 | % |
| Age (mean 58.0, ± 23.6), y | ||
| ≤55 | 6 | 42.9 |
| >55 | 8 | 57.1 |
| Gender | ||
| Female | 9 | 64.3 |
| Male | 5 | 35.7 |
| Tumor site | ||
| Oral cavity | 9 | 64.3 |
| Oropharynx | 5 | 35.7 |
| Cases only | N = 40/42* | % |
| Age (mean 60.0 ± 11.3), y | ||
| ≤55 | 13 | 32.5 |
| >55 | 27 | 67.5 |
| Gender | ||
| Female | 11 | 27.5 |
| Male | 29 | 72.5 |
| Tumor site | ||
| Oral cavity | 23 | 57.5 |
| Oropharynx | 17 | 42.5 |
| Stage | ||
| I/II | 6 | 15.0 |
| III | 8 | 20.0 |
| IV | 10 | 25.0 |
| Unknown | 16 | 40.0 |
| Grade | ||
| Poorly/undifferentiated | 12 | 30.0 |
| Well/moderately differentiated | 28 | 70.0 |
| Cervical cancers | ||
| Cases and controls | N = 28 | % |
| Case | 20 | 71.4 |
| Control | 8 | 28.5 |
| Age (mean 43.9 ± 10.4), y | ||
| ≤45 | 18 | 64.3 |
| >45 | 10 | 35.7 |
| Normal controls only | N =8 | % |
| Age (mean 58.0 ± 23.6), y | ||
| ≤45 | 3 | 37.5 |
| >45 | 5 | 62.5 |
| Cases only | N = 20 | % |
| Age (mean 42.5 ± 10.6), y | ||
| ≤45 | 7 | 35.0 |
| >45 | 13 | 67.0 |
| Stage | ||
| IB | 16 | 80.0 |
| II/III | 3 | 15.0 |
| IV | 1 | 5.0 |
| Grade | ||
| Poorly/undifferentiated | 12 | 60.0 |
| Well/moderately differentiated | 8 | 40.0 |
*
Two patients have missing data.