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Table 1 Characteristics of avoidable admissions by Aboriginal status (admission level) (n = 27,467)

From: Frequent avoidable admissions amongst Aboriginal and non-Aboriginal people with chronic conditions in New South Wales, Australia: a historical cohort study

   Aboriginal
% (n)
(n = 20,306)
Non-Aboriginal
% (n)
(n = 7161)
χ2
p-value
Sex % Male 43.9 (8921) 51.5 (3691) <  0.001
Age Mean (SD) 57.0 (14.9) 69.8 (16.1) <  0.001
Marital status     <  0.001
  Married/de facto 37.1 (7540) 49.7 (3556)  
  Single 29.7 (6023) 11.4 (815)  
  Widowed 15.5 (3148) 26.5 (1898)  
  Divorced/separated 16.0 (3255) 11.4 (813)  
  Not known 1.6 (327) 1.1 (75)  
Ambulatory care sensitive chronic diseases Diabetic complications 18.4 (3746) 13.0 (930) <  0.001
  Asthma 11.4 (2309) 8.7 (626) < 0.01
  Angina 17.1 (3466) 20.3 (1452) <  0.001
  Hypertension 2.4 (493) 3.5 (252) < 0.001
  CHF 11.2 (2274) 22.5 (1609) <  0.001
  COPD 39.5 (8018) 32.0 (2292) <  0.001
Charlson co-morbidity Index 0 21.8 (4427) 22.6 (1622) < 0.001
  1–2 64.9 (13,170) 61.7 (4420)  
  3+ 13.3 (2709) 15.6 (1119)  
Index of relative socio-economic disadvantage (IRSD)     <  0.001
  1st quintile - most disadvantaged 29.2 (5939) 13.0 (933)  
  2nd quintile 29.9 (6080) 25.4 (1821)  
  3rd quintile 20.7 (4195) 23.0 (1645)  
  4th quintile 16.4 (3329) 21.4 (1535)  
  5th quintile - least disadvantaged 3.8 (763) 17.1 (1227)  
Accessibility/remoteness index of Australia (ARIA)     <  0.001
  Highly Accessible 33.5 (6811) 64.9 (4647)  
  Accessible 37.5 (7616) 26.6 (1902)  
  Moderately Accessible 19.2 (3897) 7.3 (525)  
  Remote / Very Remote 9.8 (1982) 1.2 (87)  
Length of stay Median (Interquartile range) 3 (5) 4 (5) <  0.001