From: The prevalence of human papillomavirus and its impact on cervical dysplasia in Northern Canada
 | HPV Infection | Pap test results | Adjusted OR (95%CI) | ARF | PAR | |
---|---|---|---|---|---|---|
Normal | LSIL/HSIL | |||||
Ref. | HPV Negative | 10488 | 65 | Â | Â | Â |
 | Any Type HPV | 2891 | 517 | 28.89 (22.24, 37.53) | 96.5 | 85.7 |
 | Single-HR | 1413 | 260 | 29.45 (22.30, 38.90) | 96.6 | 43.2 |
 | Single-LR | 630 | 21 | 5.30 (3.22, 8.74) | 81.1 | 2.9 |
 | Multiple-HR | 354 | 151 | 71.93 (52.55, 98.47) | 98.6 | 25.6 |
 | Multiple-LR | 114 | 4 | 6.16 (2.19, 17.31) | 83.8 | 0.6 |
 | HR/LR mix | 380 | 81 | 35.35 (25.01, 49.98) | 97.2 | 13.5 |
 | Total | 13379 | 582 |  |  |  |
 | HPV16 or 18 | 614 | 193 | 50.82 (37.85, 68.23) | 98.0 | 32.5 |
Ref. | Single-LR | 630 | 21 | Â | Â | Â |
 | HR/LR mix | 380 | 81 | 6.47 (3.93, 10.66) | 84.5 | 11.8 |
 |  |  |  | PAR for HR HPV infection: 80.6 |  |  |