highly significantp < 0.001
This correlation to infants’ serology remained highly significant (p < 0.001) for all HPV types at the 6-month FU (p < 0.001): HPV6 (r = 0.266), HPV11 (r = 0.344), HPV16 (r = 0.321), HPV18 (r = 0.220) and HPV45 (r = 0.259).