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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 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)

  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)