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The contribution of each human papillomavirus (HPV) type to head and neck cancer (HNC) cases worldwide.
| HPV Type | Worldwide Contribution to HNCs * |
|---|---|
| HPV16 | 70.7% |
| HPV18 | 14%–17% |
| HPV33 | 4.5% |
| HPV35 | 4.5% |
| HPV52 | 2.7% |
| HPV45 | 1.5% |
| HPV39 | 1.04% |
| HPV58 | 0.6% |
| HPV31 | 0.56% |
| HPV53 | 0.3% |
| HPV56 | 0.25% |
