| SCC level (cells/ml) | Odds ratio (OR) | 95% Confidence interval of the OR |
| <150.000 (uninfected) | References | - |
| 150.000 - 450.000 (modest) | 1.26 | 0.68 - 2.33 |
| 450.000 - 750.000 (medium) | 1.37 | 0.75 - 2.53 |
| >750.000 (high) | 1.79 | 1.00 - 3.17 |