Table 2 Unadjusted and adjusted odds ratios for Indigenous and non-Indigenous groups
From: Is sleep duration associated with overweight/obesity in Indigenous Australian adults?
| Â | Indigenous | non-Indigenous | ||
|---|---|---|---|---|
N = 646 | N = 5204 | |||
OR | 95% CI | OR | 95% CI | |
Model 1 | **p = 0.075 | **p < 0.001 | ||
Sleep duration (hrs) | ||||
  < 6 | 1.55 | (0.58–4.14) | 1.67* | (1.25–2.25) |
  < 7 | 1.77 | (0.79–3.94) | 1.22 | (0.99–1.50) |
  < 8 | Ref |  | Ref |  |
  < 9 | 0.88 | (0.51–1.53) | 0.9 | (0.77–1.04) |
 9+ | 0.74 | (0.44–1.22) | 0.81* | (0.69–0.95) |
Model 2 | **p < 0.001 | **p < 0.001 | ||
Sleep duration (hrs) | ||||
  < 6 | 1.51 | (0.53–4.30) | 1.52* | (1.12–2.06) |
  < 7 | 1.66 | (0.67–4.07) | 1.15 | (0.93–1.43) |
  < 8 | ref |  | Ref |  |
  < 9 | 0.71 | (0.38–1.31) | 0.92 | (0.78–1.07) |
 9+ | 0.77 | (0.43–1.37) | 0.88 | (0.74–1.03) |
Age | 1.04* | (1.03–1.06) | 1.03* | (1.02–1.03) |
Female | 0.64 | (0.41–1.01) | 0.56* | (0.49–0.63) |
Employment Status | ||||
 Employed | Ref |  | Ref |  |
 Unemployed | 0.81 | (0.38–1.73) | 0.96 | (0.64–1.42) |
 Not in Labour force | 0.99 | (0.58–1.71) | 0.8* | (0.67–0.95) |
Socioeconomic status of locality | ||||
 Quintile 1 (lowest) | Ref |  | Ref |  |
 Quintile 2 | 0.89 | (0.55–1.44) | 0.92 | (0.76–1.11) |
 Quintile 3 | 1.84 | (0.91–3.71) | 0.71* | (0.59–0.87) |
 Quintile 4 | 0.56 | (0.29–1.10) | 0.66* | (0.54–0.81) |
 Quintile 5 (highest | 0.86 | (0.24–3.12) | 0.6* | (0.49–0.74) |
Household type | ||||
 Person living alone | Ref |  | Ref |  |
 Couple only | 4.64* | (1.44–14.98) | 1.47 | (0.89–2.42) |
 Couple family with children | 8.16* | (1.59–41.86) | 1.62 | (0.81–3.22) |
 One parent family with children | 3.48* | (1.16–10.47) | 1.27 | (0.84–1.93) |
 Unrelated persons aged 15+ only | 0.96 | (0.15–6.27) | 1.14 | (0.60–2.15) |
 All other households | 5.46* | (1.14–26.17) | 1.65 | (0.81–3.36) |
Equivalised income of household | ||||
 Quintile 1 (lowest) | Ref |  | Ref |  |
 Quintile 2 | 1.48 | (0.85–2.56) | 1.2 | (0.99–1.46) |
 Quintile 3 | 1.3 | (0.62–2.71) | 1.1 | (0.88–1.36) |
 Quintile 4 | 1.05 | (0.48–2.29) | 1.31* | (1.05–1.64) |
 Quintile 5 (highest | 1.75 | (0.56–5.15) | 1.34* | (1.07–1.69) |
Number of adults in household | ||||
 One | Ref |  | Ref |  |
 Two | 0.49 | (0.19–1.24) | 0.71 | (0.44–1.14) |
 Three | 0.5 | (0.15–1.62) | 0.65 | (0.35–1.17) |
 Four or more | 1.05 | (0.21–5.16) | 0.59 | (0.31–1.16) |
Number of children 0–17 yrs. in household | ||||
 None | Ref |  | Ref |  |
 One | 0.59 | (0.24–1.47) | 1 | (0.73–1.39) |
 Two | 0.48 | (0.18–1.27) | 0.96 | (0.68–1.35) |
 Three | 0.69 | (0.24–2.00) | 1.28 | (0.84–1.94) |
 Four or more | 0.46 | (0.15–1.40) | 0.92 | (0.54–1.58) |
Fruit and vegetable intake | ||||
 Met recommended dietary guidelines | Ref |  | Ref |  |
 Did not meet recommended dietary guidelines | 2.00 | (0.85–4.76) | 1.05 | (0.81–1.36) |
Physical activity | ||||
 Met recommended guidelines | Ref |  | Ref |  |
 Did not meet recommended guidelines | 1.37 | (0.92–2.05) | 1.2* | (1.06–1.35) |
Smoking Status | ||||
 Current daily | Ref |  | Ref |  |
 Current weekly or but not daily | 1.96 | (0.54–7.20) | 0.9 | (0.57–1.41) |
 Ex-smoker | 3.16* | (1.84–5.43) | 1.44* | (1.20–1.73) |
 Never smoked | 1.75* | (1.07–2.86) | 1.08 | (0.91–1.28) |