Table 2.
Virological and colposcopic features at entry.
| Lesion Characteristics | Vaccinated Group n = 212 (%) | Non-Vaccinated Group n = 210 (%) | p-Value |
|---|---|---|---|
| Colposcopy | |||
| No lesion | 54 (25.47) | 43 (20.48) | 0.021 |
| G1 lesion | 137 (64.62) | 126 (60.00) | |
| G2 lesion | 21 (9.91) | 41 (19.52) | |
| Transformation zone | |||
| Type 1 | 160 (75.47) | 128 (60.95) | 0.005 |
| Type 2 | 35 (16.51) | 24 (11.43) | |
| Type 3 | 17 (8.02) | 0 (0) | |
| Lesions extension | |||
| No lesion | 52 (24.53) | 43 (20.48) | |
| <50% of cervix | 107 (50.47) | 91 (43.33) | 0.031 |
| >50% of cervix | 41 (19.33) | 50 (23.80) | |
| Endocervical lesion | 12 (5.66) | 26 (12.38) | |
| HPV status negative | 8 (3.77) | 6 (2.86) | 0.528 |
| HPV genotype negative/untypable | 40 (18.87) | 24 (11.43) | 0.252 |
| Single-genotype infection | 89 (41.99) | 103 (49.05) | |
| Multiple-genotypes infection | 83 (39.15) | 83 (39.52) | |
| Class of risk | |||
| HPV genotype negative/untypable | 41 (19.34) | 23 (19.95) | |
| Low Risk-HPV single | 15 (7.08) | 20 (9.52) | 0.120 |
| Low Risk-HPV multiple | 0 (0) | 2 (0.95) | |
| Low Risk-High Risk HPV | 33 (15.57) | 31 (14.76) | |
| High Risk-HPV single | 77 (36.32) | 79 (37.62) | |
| High Risk-HPV multiple | 43 (20.28) | 54 (25.71) | |
| Positivity for one of HPV genotypes included in anti-HPV nonavalent vaccine | 121 (57.08) | 141 (67.14) | 0.021 |
| Positivity for multiple HPV genotypes included in anti-HPV nonavalent vaccine | 63 (29.72) | 75 (35.71) | 0.083 |