Table 3. Happy life expectancy by sex, according to functional disability. Campinas, SP, Southeastern Brazil, 2008.

Age	Without limitations					With limitations					Without - with limitations
	Males		Females		Diferences by sex	Males		Females		Diferences by sex	Males	Females
	Years (A)	95%CI	Years (B)	95%CI	(B-A)a	Years (C)	95%CI	Years (D)	95%CI	(D-C)a	(A-C)a	(B-D)a
60	16.5	15.8–17.2	19.0	17.9–20.0	2.5b	13.2	12.0–14.4	15.7	13.8–17.5	2.5	3.3b	3.3b
65	13.5	12.8–14.2	15.8	14.7–16.8	2.3b	10.4	9.3–11.6	12.8	11.1–14.5	2.4	3.1b	3.0b
70	10.5	9.7–11.2	12.5	11.5–13.6	2.0b	8.2	7.2–9.2	10.1	8.6–11.6	1.9	2.3b	2.4
75	8.1	7.3–8.8	10.2	9.1–11.3	2.1b	6.4	5.4–7.4	7.7	6.3–9.2	1.3	1.7	2.5
≥ 80	6.8	6.1–7.4	7.9	6.7–9.0	1.1	4.9	3.8–6.0	5.6	4.2–7.0	0.7	1.8b	2.3

^a At the 5% level.

^b Statistically significant differences by sex.