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Table 1 Demographic and disease characteristics of Aboriginal and non-Aboriginal people diagnosed with lung cancer in NSW

From: Lung cancer treatment and mortality for Aboriginal people in New South Wales, Australia: results from a population-based record linkage study and medical record audit

  NSW population data, diagnosed 2001–2007   Patterns of Care (POC) data, diagnosed 2001–2010
  Non-Aboriginal Aboriginal   Aboriginal
  n % n % p-valuea n %
All people 19,813   341    219  
Sex        
 Male 12,540 63 191 56 0.006 122 56
 Female 7273 37 150 44   97 44
Age at diagnosis (years)      <0.001   
 18–49 930 5 39 11   31 14
 50–59 2609 13 79 23   65 30
 60–69 5292 27 110 32   71 32
 70–79 7117 36 87 26   45 21
 80+ 3865 20 26 8   7 3
Spread of disease (from CCR)b      0.586   
 Localised 4602 23 79 23   40 22
 Regional 3352 17 67 20   42 23
 Distant 7281 37 118 35   67 37
 Unknown 4578 23 77 23   30 17
Place of residence at diagnosisb      <0.001   
 Major cities 13,687 69 125 37   77 43
 Inner regional 4637 23 122 36   60 34
 Ruralc 1489 8 94 28   42 23
Comorbiditiesd        
 Diabetes 2735 15 67 20 0.004 46 27
 Cardiovascular disease 3999 21 85 26 0.055 35 21
 Chronic pulmonary disease 5381 29 132 40 <0.001 35 38
 Renal disease 899 5 23 7 0.070 10 6
 Any other comorbidities 2380 13 39 12 0.624 27 16
Socioeconomic disadvantage quintileb    <0.001    
 Least disadvantaged 3031 15 22 6   12 7
 Second least disadvantaged 4041 20 31 9   15 8
 Third least advantaged 3375 17 44 13   36 20
 Second most disadvantaged 4476 23 74 22   33 18
 Most disadvantaged 4890 25 170 50   83 46
Smoking status      <0.001   
 Current smoker 5582 28 143 42   101 46
 Ever smokere 5934 30 99 29   61 28
 Former smoker 4237 21 56 16   23 11
 Never smoker 3623 18 35 10   22 10
 Unknown 437 2 8 2   12 5
Histological type (from CCR)b      0.059   
 Non-small cell 16,369 83 273 80   142 79
 Small cell 2533 13 57 17   34 19
 Other and unspecified 911 5 11 3   3 2
Method of diagnosis (from CCR)b      0.58   
 Histopathology 14,205 72 251 74   139 78
 Cytology 2832 14 42 12   17 10
 Clinical/Imaging/Biochemical 2776 14 48 14   23 13
  1. CCR Central Cancer Registry
  2. a p-values are from Pearson's χ2 test comparing frequencies in Aboriginal and non-Aboriginal people in the NSW population data only
  3. bFor the POC data, only 179 people who linked to the CCR were included
  4. cRural includes outer regional, remote and very remote
  5. dPeople who were not admitted to a NSW hospital from 12 months prior to 6 months after diagnosis were excluded as information on comorbidities was not available. In the NSW population data, 331 Aboriginal and 18,761 non-Aboriginal people were included. In the POC data, 170 Aboriginal people were included
  6. eCurrent or former smoking status at the time of diagnosis could not be determined