From: Improvement of maternal Aboriginality in NSW birth data
 |  | Consistency | MDC | RBDM birth | |||
---|---|---|---|---|---|---|---|
Year | Â | Â | Â | Â | Â | Â | Â |
 | n | n 1 | % | Sensitivity | Specificity | Sensitivity | Specificity |
2001 | 80,027 | 79,191 | 98.96 | 65.47 | 99.77 | 87.20 | 99.17 |
2002 | 78,338 | 77,495 | 98.92 | 65.30 | 99.74 | 85.90 | 99.16 |
2003 | 77,756 | 76,966 | 98.98 | 66.69 | 99.75 | 86.59 | 99.21 |
2004 | 79,389 | 78,555 | 98.95 | 67.15 | 99.72 | 85.32 | 99.21 |
2005 | 74,631 | 73,974 | 99.12 | 69.33 | 99.76 | 85.88 | 99.35 |
Total | 390,141 | 386,181 | 98.98 | 66.70 | 99.75 | 86.18 | 99.22 |