Table 1.

Distribution of age classes among the studied 650 women and positivity prevalence for any type of human papillomavirus (95% confidence intervals).

Age classes (years)	No.	HPV-DNA positives
		No. (%)	95% C.I.
≤24	50	33 (66.0)	52.9-79.1
25-35	244	148 (60.7)	54.5-66.8
36-45	229	104 (45.4)	38.9-51.9
≥46	127	57 (44.9)	36.2-53.5
Total	650	342 (52.6)	48.8-56.5