Table 2.
HPV type distribution of previously unclassified HPV infections, by country
| Total n = 404 | USA n = 165 | Brazil n = 134 | Mexico n = 105 | |
|---|---|---|---|---|
| n (%) | n (%) | n (%) | n (%) | |
| HPV-negative | 18 (4.5) | 5 (3.0) | 7 (5.2) | 6 (5.7) |
| inconclusive HPV a | 121 (30.0) | 45 (27.3) | 48 (35.8) | 28 (26.7) |
| Any HPV type b | 265 (65.6) | 115 (69.7) | 79 (59.0) | 71 (67.6) |
| Uncharacterized HPV type | 60 (22.6) | 30 (26.1) | 15 (19.0) | 15 (21.1) |
| Characterized HPV type | 205 (77.4) | 85 (73.9) | 64 (81.0) | 56 (78.9) |
| Alpha (α)-HPV | 41 (20.0) | 19 (22.4) | 12 (18.8) | 10 (17.9) |
| Beta (β)-HPV | 150 (73.2) | 63 (74.1) | 46 (71.9) | 41 (73.2) |
| Gamma (γ)-HPV | 14 (6.8) | 3 (3.5) | 6 (9.4) | 5 (8.9) |
asequences could not be interpreted.
bCharacterized and uncharacterized types.