TABLE 1.

Frequency distribution, unweighted and weighted percentage seropositivity for men and women by age groups

	Total, n	% positve (95% CI)	% positive* (95% CI)
Men
Age, years†
<60	218	29.4 (23.7–35.8)	27.7 (17.6–41.0)
60 to 70	321	32.1 (27.2–37.4)	31.96 (27.0–37.4)
>70	194	38.7 (32.0–45.7)	38.7 (32.0–45.8)
Total	733	33.0 (29.7–36.5)	29.4 (21.1–39.3)
Women
Age, years†
<60	191	17.3 (12.5–23.3)	10.5 (5.9–18.0)
60 to 70	243	24.3 (19.3–30.1)	24.3 (19.3–30.1)
>70	139	36.0 (28.4–44.3)	36.8 (29.3–45.3)
Total	573	24.8 (21.4–28.5)	14.9 (10.1–21.4)

^*Weighted values presented;

^†Average age of the population studied was 64.04 years, with men being slightly older than women: 64.7±8.0 years versus 63.2±9.4 years, respectively