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Race, Site, p16 and HPV16 status
| Caucasian American | African American | Other | |
|---|---|---|---|
| Sites | |||
| Oropharynx | 12 | 8 | – |
| Hypopharynx | 8 | 10 | 2 |
| Larynx | 9 | 11 | – |
| Oral Cavity | 11 | 9 | – |
| p16 | |||
| Positive | 15 (OP=11, non-OP=4) | 6 (OP=2, non-OP=4) | – |
| Negative | 25 (OP=1, non-OP=24) | 32 (OP=6, non-OP=26) | 2 |
| HPV16 | |||
| Positive | 26 (OP=8, non-OP=18) | 14 (OP=2, non-OP=12) | – |
| Negative | 14 (OP=4, non-OP=10) | 24 (OP=6, non-OP=18) | 2 |
OP - oropharynx
