. 2017 Jan 7;46(5):1383–1383f. doi: 10.1093/ije/dyw291

Table 2.

Aboriginal Birth Cohort follow-up rates across the waves

Years	Target population	Mean age (years)	Number	Cumulative deaths	Number examined	% Living examined^a
Wave	Target population	Mean age (years)	Number	Cumulative deaths	Number examined	% Living examined^a
1987–90	All Indigenous births RDH	Birth	1238	0	686	Not applicable
Wave 1 Birth	All Indigenous births RDH	Birth	1238	0	686	Not applicable
1991–94	Darwin Health Region	5.0	570	15	335	58.7%
Wave 1b	Darwin Health Region	5.0	570	15	335	58.7%
1998–2001	Whole cohort	11.4	686	18	570	85.3%
Wave 2 Childhood	Whole cohort	11.4	686	18	570	85.3%
2006–08	Whole cohort	18.2	686	27	467	71.0%
Wave 3 Adolescence	Whole cohort	18.2	686	27	467	71.0%
2014–16	Whole cohort	25.4	686	39	459	70.9%
Wave 4 Young adult	Whole cohort	25.4	686	39	459	70.9%

Defined as number examined divided by (686 minus known deaths).