Table 5

Relative odds of 30-day and 365-day mortality by different algorithms for identifying Aboriginal people in the hospital data
30-day mortality 365-day mortality
AOR (95% CI) p-value AOR (95% CI) p-value
Most recenta
 Non-Aboriginal (ref) 1.00 .684 1.00 .345
 Aboriginal 0.95 0.73-1.23 1.11 0.90-1.36
Ever identifiedb
 Non-Aboriginal (ref) 1.00 .582 1.00 .510
 Aboriginal 0.94 0.74-1.18 1.06 0.88-1.28
All admissionsc
 Non-Aboriginal (ref) 1.00 .005 1.00 <.001
 Aboriginal 1.55 1.14-2.10 1.61 1.25-2.07

AOR, adjusted odds ratios, adjusting for age, sex, year of admission, comorbidities, remoteness of residence, socio-economic status.

CI, confidence interval. Ref, referent group in the analysis.

a Identified as Aboriginal in their most recent public hospital admission.

b Identified as Aboriginal in at least one public hospital admission.

c Identified as Aboriginal on all public hospital admissions

Randall et al.

Randall et al. BMC Public Health 2012 12:281   doi:10.1186/1471-2458-12-281

Open Data