ORs with 95% CIs for the association between serum titers of HPV type 16, 18, and 33, and prostate cancer
Serum titers analyzed as categorical and continuous variables with and without mutual adjustmenta.
| HPV type | Serum titer | Cases/controls | Age-adjusted | Mutually adjusteda | ||||
|---|---|---|---|---|---|---|---|---|
| OR | 95% CI | OR | 95% CI | |||||
| HPV 16 | ≤100 | 207/178 | 1.0 | Referent | 1.0 | Referent | ||
| >100 | 31/32 | 0.8 | (0.5–1.4) | 0.7 | (0.4–1.3) | |||
| Continuous per 200 units | 0.91 | (0.66–1.24) | 0.90 | (0.60–1.34) | ||||
| HPV 18 | ≤100 | 210/185 | 1.0 | Referent | 1.0 | Referent | ||
| >100 | 28/25 | 1.0 | (0.6–1.8) | 0.9 | (0.5–1.9) | |||
| Continuous per 200 units | 0.84 | (0.58–1.23) | 0.52 | (0.29–0.93) | ||||
| HPV 33 | ≤100 | 168/162 | 1.0 | Referent | 1.0 | Referent | ||
| >100 | 70/48 | 1.4 | (0.9–2.2) | 1.6 | (1.0–2.7) | |||
| Continuous per 200 units | 1.54 | (1.00–2.36) | 2.69 | (1.39–5.21) | ||||
a Adjusted simultaneously for HPV 16, HPV 18, HPV 33, and age.