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Table 3 Multivariate associations between First Australian status, demographic and clinical correlates and eating disorder status

From: Prevalence, features and health impacts of eating disorders amongst First-Australian Yiramarang (adolescents) and in comparison with other Australian adolescents

 Step 1Step 2Step 3Step 4
NoneSocio-demographicSocio-demographic + eating disorder symptomsSocio-demographic + eating disorder symptoms + impairment
Variable(Adjusted) Odds Ratio (95% CI)
First Australian status1.44 (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)
  1. Note. Significant AORs are in bold text
  2. 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
  3. 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)