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Table 4 Competing risks regression models of factors associated with survival, NSW Cancer Registry 2000–2008

From: After accounting for competing causes of death and more advanced stage, do Aboriginal and Torres Strait Islander peoples with cancer still have worse survival? A population-based cohort study in New South Wales

 

Unadjusted model

Model 1a

Model 2b

Model 3c

 

SHR (95% CI)

SHR (95% CI)

SHR (95% CI)

SHR (95% CI)

Aboriginal

1.47 (1.38–1.57)

1.76 (1.65–1.88)

1.54 (1.44–1.65)

1.40 (1.31–1.50)

Male

1.07 (1.05–1.08)

1.01 (0.99–1.02)

1.07 (1.05–1.08)

1.07 (1.05–1.08)

Age at diagnosis

 0–39

1

1

1

1

 40–49

1.52 (1.44–1.60)

1.52 (1.45–1.61)

1.39 (1.32–1.46)

1.54 (1.47–1.63)

 50–59

1.97 (1.88–2.07)

2.00 (1.91–2.10)

1.78 (1.70–1.86)

1.93 (1.84–2.02)

 60–64

2.26 (2.15–2.37)

2.30 (2.19–2.41)

2.01 (1.92–2.11)

2.14 (2.04–2.25)

 65–69

2.54 (2.43–2.67)

2.58 (2.46–2.70)

2.25 (2.15–2.36)

2.36 (2.25–2.48)

 70–74

3.23 (3.09–3.38)

3.25 (3.10–3.40)

2.73 (2.61–2.86)

2.80 (2.67–2.94)

 75–79

3.79 (3.62–3.97)

3.84 (3.67–4.02)

3.19 (3.04–3.34)

3.26 (3.10–3.42)

 80–84

4.59 (4.39–4.81)

4.72 (4.50–4.94)

3.89 (3.71–4.08)

4.01 (3.82–4.21)

 85+

5.78 (5.52–6.06)

5.99 (5.71–6.28)

4.84 (4.61–5.08)

5.20 (4.95–5.47)

Residential remoteness

 Major cities

1

1

1

1

 Inner regional

1.01 (1.00–1.03)

0.92 (0.91–0.94)

0.96 (0.94–0.98)

1.02 (1.00–1.04)

 Outer regional

1.06 (1.03–1.09)

0.94 (0.92–0.97)

0.98 (0.96–1.01)

1.05 (1.02–1.08)

 Remote/ Very remote

1.12 (1.03–1.22)

0.99 (0.91–1.08)

0.96 (0.87–1.05)

1.01 (0.92–1.11)

SEIFA quintile

 1 (least disadvantaged)

1

1

1

1

 2

1.16 (1.13–1.18)

1.19 (1.17–1.22)

1.12 (1.10–1.15)

1.09 (1.06–1.11)

 3

1.22 (1.20–1.25)

1.25 (1.22–1.28)

1.18 (1.15–1.21)

1.14 (1.12–1.17)

 4

1.27 (1.25–1.30)

1.29 (1.27–1.32)

1.22 (1.19–1.25)

1.17 (1.15–1.20)

 5 (most disadvantaged)

1.30 (1.27–1.32)

1.38 (1.35–1.41)

1.24 (1.21–1.27)

1.15 (1.12–1.18)

Stage

 Localised

1

1

1

 Regional

2.43 (2.38–2.48)

2.40 (2.35–2.46)

1.92 (1.88–1.96)

 Distant

11.08 (10.87–11.29)

10.32 (10.12–10.53)

5.59 (5.47–5.72)

 Unknown

2.45 (2.40–2.50)

2.15 (2.11–2.19)

1.60 (1.56–1.64)

  1. SHR subhazard ratio, CI confidence interval, SEIFA socio-economic index for areas (Index of relative socio-economic disadvantage).
  2. aModel 1 adjusted for age, sex, year of diagnosis, remoteness and SEIFA
  3. bModel 2 further adjusted for stage at diagnosis.
  4. cModel 3 further adjusted for cancer site.