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Table 4 Competing risks regression model for risk of death from non-small cell lung cancer NSW 2001–2007a

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

Variable name Subhazard ratiob (95 % CI) p-value
Aboriginal 1.32 (1.14–1.52) <0.001
Sex   0.001
 Male 1.00  
 Female 1.07 (1.03–1.11)  
Age at diagnosis   <0.001
 18–50 1.00  
 50–59 1.22 (1.11–1.35)  
 60–69 1.32 (1.20–1.45)  
 70–79 1.51 (1.37–1.66)  
  > =80 1.89 (1.71–2.09)  
Spread of disease   <0.001
 Localised 1.00  
 Regional 1.46 (1.37–1.55)  
 Distant 2.58 (2.44–2.73)  
 Unknown 1.13 (1.06–1.20)  
Year of diagnosis 0.97 (0.96–0.98) <0.001
Surgical treatmentc   <0.001
 Did not have surgical treatment 1.00  
 Had surgical treatment 0.27 (0.25–0.28)  
Place of residence at diagnosis   0.889
 Major cities 1.00  
 Inner regional 0.99 (0.94–1.05)  
 Rurald 1.01 (0.93–1.10)  
Comorbiditiese   
 Diabetes 1.00 (0.94–1.06) 0.976
 Cardiovascular disease 0.98 (0.93–1.04) 0.575
 Chronic pulmonary disease 1.18 (1.12–1.23) <0.001
 Renal disease 0.94 (0.84–1.05) 0.280
 Other comorbidities 1.14 (1.07–1.22) <0.001
Socioeconomic disadvantage quintile <0.001
 Least disadvantaged 1.00  
 Second least disadvantaged 1.04 (0.98–1.11)  
 Third least disadvantaged 1.17 (1.09–1.25)  
 Second most disadvantaged 1.11 (1.04–1.19)  
 Most disadvantaged 1.12 (1.04–1.20)  
Smoking status   0.149
 Never smoker 1.00  
 Current smoker 1.03 (0.98–1.08)  
 Ever smoker 1.06 (1.00–1.12)  
 Ex smoker 0.99 (0.93–1.05)  
 Unknown 1.01 (0.87–1.17)  
  1. CI confidence interval
  2. aThere were 266 Aboriginal and 15,491 non-Aboriginal people in this analysis
  3. bSubhazard ratio adjusted for all other variables in the table
  4. cSurgical treatment included pneumonectomy, lobectomy, lung resection or resection of endotracheal tumour
  5. dRural includes outer regional, remote and very remote
  6. ePresence vs absence of each comorbidity