Table 3:

Distribution of number of waves in which a functional limitation is reported for four birth cohorts among those observed all six waves

Age at Wave 1/Wave 6	Birth cohorts	35–39/56–60	40–44/61–65	45–49/66–70	Total
	30–34/51–55
N	377	437	283	148	1,245
Number of waves in which a limitation is reported
0	55.4	50.3	38.9	35.1	47.5
1	26.0	24.9	26.2	25.0	25.5
2	9.3	12.6	15.2	16.9	12.7
3	4.5	7.8	10.6	14.2	8.2
4	3.2	2.7	5.7	3.4	3.6
5	1.3	1.1	2.5	4.1	1.8
6	0.3	0.5	1.1	1.4	0.6
Total	100.0	100.0	100.0	100.0	100.0
N died before final wave (% of total)	22 (3.7)	24 (3.7)	26 (6.0)	20 (8.8)	92 (4.8)
N missing one+ wave (% of total)	191 (32.4)	186 (28.8)	127 (29.1)	60 (26.3)	554 (29.7)