Table 1:

Number of observed person-waves, reasons for missingness, and number of dropouts.

Wave	Person-Waves		Reason for Missing Person-Waves							N dropouts prior to wave
	Observed	Missing	Skipped	Lost data	Due in future	Wanted to drop	Lost contact	Moved/too ill	Died
1	149	0	0	0	0	0	0	0	0	0
2	140	9	1	0	0	4	1	3	0	8
3	133	16	4	1	0	5	3	3	0	3
4	128	21	2	0	0	6	5	6	2	8
5	119	30	5	0	0	8	7	7	3	6
6	106	43	6	3	0	11	8	10	5	9
7	89	60	12	3	1	17	10	12	5	10
8	78	71	7	4	11	18	12	14	5	5
9	63	86	1	2	29	21	12	16	5	5
10	41	108	7	3	40	22	13	18	5	4
Sum 1–10	1,046	444	45	16	81	112	71	89	30	58