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Table 2 Aboriginal and/or Torres Strait Islander children born since 1992 whose carer is their birth mother: Indigenous status of mother as recorded in the WA Register of Births compared with Indigenous status recorded in the WAACHS and Indigenous status recorded in the WA Midwives’ Notification System: weighted survey estimates, Western Australia (a) (b)

From: Adjusting for under-identification of Aboriginal and/or Torres Strait Islander births in time series produced from birth records: Using record linkage of survey data and administrative data sources

Indigenous status of mother as recorded in the WA Register of Births Indigenous status of mother as recorded in the WAACHS
Aboriginal or Torres Strait Islander Non-Indigenous Not stated Total
Aboriginal or Torres Strait Islander 8810 130 60 8990
Non-Indigenous 460 1700 30 2190
Not stated 2230 280 10 2520
Total 11500 2100 100 13700
Indigenous status of mother as recorded in the WA Register of Births Indigenous status of mother as recorded in the WA Midwives’ Notification System
Aboriginal or Torres Strait Islander Non-Indigenous Not stated Total
Aboriginal or Torres Strait Islander 8360 600 20 8990
Non-Indigenous 200 1900 90 2190
Not stated 2060 420 40 2520
Total 10630 2920 150 13700
  1. (a) Estimates are rounded to 3 significant digits. Estimates may not sum to totals due to rounding.
  2. (b) Estimates based on 2,286 WAACHS children who were born from 1992 onwards, whose primary carer was their mother and who were linked to their birth records.