HPV infection in vitamin D–deficient and vitamin D–sufficient males and females
| Prevalence of HPV infection in vitamin D deficient and vitamin D sufficient | Risk ratio of HPV infection in vitamin D deficient vs vitamin D sufficient | ||||
| Vitamin D deficient Proportion (N) | Vitamin D sufficient Proportion (N) | P value | RR (95% CI) | P value | |
| Males | |||||
| Oral low-risk | 5.5% (92) | 5.5% (168) | 0.985 | 1.00 (0.72 to 1.40) | 0.985 |
| Penile low-risk | 16.1% (249) | 14.0% (420) | 0.406 | 1.18 (0.79 to 1.74) | 0.406 |
| Oral high-risk | 7.2% (103) | 7.4% (189) | 0.886 | 0.97 (0.73 to 1.30) | 0.886 |
| Penile high-risk | 9.9% (158) | 9.3% (276) | 0.718 | 1.07 (0.72 to 1.60) | 0.718 |
| Females | |||||
| Oral low-risk | 3.4% (36) | 1.0% (39) | <0.001 | 3.22 (1.73 to 6.01) | <0.001 |
| Cervical low-risk | 43.3% (703) | 35.0% | <0.001 | 1.41 (1.23 to 1.61) | <0.001 |
| Oral high-risk | 1.9% (21) | 1.5% (44) | 0.423 | 1.29 (0.68 to 2.44) | 0.425 |
| Cervical high-risk | 26.1% (430) | 22.0% (692) | 0.014 | 1.25 (1.04 to 1.49) | 0.014 |