Table 3.
Multivariate associations between First Australian status, demographic and clinical correlates and eating disorder status
| Step 1 | Step 2 | Step 3 | Step 4 | |
|---|---|---|---|---|
| None | Socio-demographic | Socio-demographic + eating disorder symptoms | Socio-demographic + eating disorder symptoms + impairment | |
| Variable | (Adjusted) Odds Ratio (95% CI) | |||
| First Australian status | 1.44 (1.11, 1.87) | 1.59 (1.20, 2.11) | 1.55 (1.02, 2.35) | 1.49 (0.97, 2.29) |
| Age | 1.22 (1.16, 1.29) | 1.08 (1.00, 1.17) | 1.01 (0.93, 1.10) | |
| Female sex | 3.60 (3.03, 4.27) | 0.67 (0.51, 0.86) | 0.75 (0.57, 0.98) | |
| SES | 1.02 (0.85, 1.23) | 0.95 (0.73, 1.25) | 1.05 (0.80, 1.38) | |
| BMI-percentile | 1.14 (1.11, 1.17) | 0.98 (0.94, 1.02) | 0.99 (0.95, 1.03) | |
| Weight/shape concerns | 6.98 (6.04, 8.05) | 6.18 (5.31, 7.20) | ||
| Objective binge eating | 3.03 (2.25, 4.08) | 2.95 (2.17, 3.99) | ||
| Self-induced vomiting | 3.85 (2.01, 7.39) | 2.48 (1.27, 4.86) | ||
| Laxative use | 2.37 (1.03, 5.45) | 2.89 (1.24, 6.78) | ||
| Fasting | 2.03 (1.48, 2.79) | 1.96 (1.41, 2.72) | ||
| Driven exercise | 1.37 (0.91, 2.07) | 1.55 (1.02, 2.37) | ||
| Psychosocial quality of life impairment | 0.75 (0.65, 0.86) | |||
| Physical quality of life impairment | 0.93 (0.82, 1.06) | |||
Note. Significant AORs are in bold text
Reference categories for categorical variables: other-Australian status, male sex, < 4 episodes of objective binge eating/self-induced vomiting/laxative use/fasting, < 20 episodes of driven exercise
Scale for continuous variables: years (age), standard deviation unity (SES, weight/shape concerns, psychosocial quality of life impairment, physical quality of life impairment), deciles (BMI percentile)