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Table 2 Relative odds of current asthma by socioeconomic status variables for Indigenous and non-Indigenous Australians aged 18-64 years, 2004-05.*

From: Socioeconomic status and self-reported asthma in Indigenous and non-Indigenous Australian adults aged 18-64 years: analysis of national survey data

 

Indigenous

 

Adjusted for age and sex

OR (95% CI)†

Adjusted for age, sex, main language and area of residence

OR (95% CI)†

Full model‡

OR (95% CI)†

Main language

   

   English

1.0

---

1.0

   Not English

0.4 (0.3-0.6)

---

0.5 (0.3-0.8)

Highest year of school completed

   

   Year 10 or more

1.0

1.0

1.0

   Less than Year 10§

1.0 (0.8-1.3)

1.1 (0.9-1.4)

1.0 (0.8-1.3)

Highest non-school qualification

   

   Bachelor/post-graduate degree

1.0 (0.5-1.9)

0.9 (0.5-1.6)

0.9 (0.4-1.7)

   Diploma

1.1 (0.7-2.0)

1.0 (0.6-1.7)

1.0 (0.5-1.8)

   Certificate

1.2 (0.9-1.6)

1.1 (0.9-1.5)

1.1 (0.8-1.6)

   No qualifications

1.0

1.0

1.0

Employment status

   

   Employed

1.0

1.0

1.0

   Unemployed

0.9 (0.6-1.5)

0.9 (0.6-1.5)

0.9 (0.5-1.5)

   Not in the labour force

1.0 (0.8-1.3)

1.1 (0.8-1.4)

1.0 (0.7-1.3)

Housing tenure

   

   Owner/purchaser

1.1 (0.8-1.5)

0.9 (0.7-1.2)

1.0 (0.7-1.3)

   Renter/other tenure

1.0

1.0

1.0

Ran out of food and couldn't afford to buy more (last 12 mos)

   

   Yes

1.2 (0.9-1.4)

1.3 (1.1-1.7)

1.3 (1.0-1.7)

   No

1.0

1.0

1.0

Equivalised household income quintile||

   

   1 (lowest)

0.7 (0.4-1.3)

0.8 (0.5-1.5)

0.7 (0.3-1.4)

   2

0.6 (0.3-1.1)

0.7 (0.4-1.3)

0.6 (0.3-1.2)

   3

0.7 (0.4-1.4)

0.8 (0.4-1.4)

0.7 (0.3-1.4)

   4

0.6 (0.3-1.3)

0.6 (0.3-1.3)

0.6 (0.3-1.3)

   5 (highest)

1.0

1.0

1.0

   Not known/not stated

0.6 (0.3-1.2)

0.8 (0.4-1.4)

0.7 (0.3-1.5)

SEIFA quintile††

   

   1 (most disadvantaged)

1.5 (0.4-6.3)

2.1 (0.5-9.3)

2.0 (0.5-8.2)

   2

1.8 (0.4-7.5)

2.1 (0.5-9.3)

2.0 (0.5-8.6)

   3

1.7 (0.4-7.4)

2.0 (0.5-9.2)

2.0 (0.5-8.4)

   4

1.6 (0.4-6.8)

1.8 (0.4-7.9)

1.8 (0.4-7.5)

   5 (least disadvantaged)

1.0

1.0

1.0

Area of residence

   

   Major cities

1.0

---

1.0

   Inner regional

1.0 (0.7-1.4)

---

0.9 (0.7-1.3)

   Outer regional

0.8 (0.5-1.1)

---

0.8 (0.5-1.1)

   Remote or very remote

0.4 (0.3-0.6)

---

0.5 (0.3-0.7)

 

Non-Indigenous

 

Adjusted for age and sex OR (95% CI)†

Adjusted for age, sex, main language and area of residence OR (95% CI)†

Full model‡ OR (95% CI)†

Main language

   

   English

1.0

---

1.0

   Not English

0.3 (0.2-0.4)

---

0.3 (0.2-0.4)

Highest year of school completed

   

   Year 10 or more

1.0

1.0

1.0

   Less than Year 10§

1.2 (1.0-1.5)

1.3 (1.1-1.6)

1.2 (1.0-1.5)

Level of highest non-school qualification

   

   Bachelor/post-graduate degree

0.9 (0.8-1.1)

1.0 (0.8-1.1)

1.1 (0.9-1.3)

   Diploma

0.8 (0.6-1.1)

0.8 (0.7-1.1)

1.0 (0.7-1.2)

   Certificate

1.0 (0.8-1.2)

1.0 (0.8-1.1)

1.0 (0.9-1.2)

   No qualifications

1.0

1.0

1.0

Employment status

   

   Employed

1.0

1.0

1.0

   Unemployed

1.1 (0.7-1.6)

1.2 (0.8-1.7)

1.0 (0.6-1.5)

   Not in the labour force

1.3 (1.1-1.5)

1.4 (1.2-1.6)

1.3 (1.1-1.5)

Housing tenure

   

   Owner/purchaser

---

---

---

   Renter/other tenure

---

---

---

Ran out of food and couldn't afford to buy more in last 12 months

   

   Yes

1.8 (1.5-2.3)

1.8 (1.4-2.2)

1.5 (1.2-2.0)

   No

1.0

1.0

1.0

Equivalised household income quintile||

   

   1 (lowest)

1.3 (1.0-1.6)

1.4 (1.1-1.8)

1.2 (0.9-1.5)

   2

1.2 (0.9-1.5)

1.3 (1.0-1.6)

1.1 (0.9-1.5)

   3

0.9 (0.7-1.1)

1.0 (0.8-1.2)

0.9 (0.7-1.2)

   4

0.9 (0.8-1.1)

1.0 (0.8-1.2)

1.0 (0.8-1.2)

   5 (highest)

1.0

1.0

1.0

   Not known/not stated

0.8 (0.6-1.0)

0.8 (0.6-1.1)

0.8 (0.6-1.1)

SEIFA quintile††

   

   1 (most disadvantaged)

1.2 (0.9-1.5)

1.3 (1.0-1.7)

1.2 (0.9-1.5)

   2

1.2 (1.0-1.5)

1.2 (1.0-1.5)

1.1 (0.9-1.4)

   3

1.1 (0.9-1.3)

1.1 (0.9-1.3)

1.0 (0.8-1.3)

   4

1.2 (0.9-1.5)

1.1 (0.9-1.4)

1.1 (0.9-1.4)

   5 (least disadvantaged)

1.0

1.0

1.0

Area of residence

   

   Major cities

1.0

---

1.0

   Inner regional

1.3 (1.1-1.5)

---

1.1 (1.0-1.3)

   Outer regional

1.1 (0.9-1.3)

---

0.9 (0.7-1.2)

   Remote or very remote

---

---

---

  1. * Weighted data from the National Aboriginal and Torres Strait Islander Health Survey 2004-05 confidentialised unit record file (CURF) [14].
  2. † OR, odds ratio; CI, confidence interval. Figures in bold are statistically significant at p < 0.05.
  3. ‡ Full model includes age group, sex and all other variables listed.
  4. § Includes those who never went to school.
  5. || Gross weekly equivalised cash income of household, using the OECD scale [15]. Quintiles are based on national figures.
  6. ** SEIFA, Socioeconomic Index for Areas, Index of Relative Disadvantage. Quintiles are based on national figures.