Skip to main content

Table 2 Univariate and multivariate analysis of factors associated with the auxological and symptomatic time to diagnosis (TTD)

From: Earlier diagnosis in anorexia nervosa: better watch growth charts!

  Auxological TTD Symptomatic TTD
Univariate analysis Multivariate analysis Univariate analysis Multivariate analysis
HR 95% CI p aHR 95% CI p HR 95% CI p aHR 95% CI p
ED demographic type
 Pubertal girls 1     1 1
 Boys 0.8 0.5–1.5 0.5     0.6 0.4–1.1 0.1 0.7 0.4–1.3 0.3
 Prepubertal girls 0.7 0.4–1.3 0.3     0.6 0.4–1.1 0.1 0.7 0.4–1.3 0.3
Parental situation
 Together 1     1    
 Separated 0.9 0.6–1.6 0.9     0.8 0.5–1.3 0.3    
Residence
 Urban 1          
 Rural 1.0 0.5–1.9 0.9          
Family history of ED
 No 1 1 1    
 Yes 1.4 0.9–1.3 0.1 1.2 0.8–1.9 0.4 1.1 0.8–1.7 0.6    
Age at diagnosis (years) 0.9 0.8–1.1 0.4     0.9 0.9–1.1 0.7    
Current BMI (kg/m2) 0.9 0.8–1.1 0.3     0.9 0.9–1.1 0.9    
Weight loss rate (% of body mass/month) 1.9 1.7–2.2 < 0.001 1.9 1.6–2.2 < 0.001 1.2 1.1–1.3 < 0.001 1.2 1.1–1.3 < 0.001
  1. BMI body mass index, ED eating disorder, HR hazard ratio, aHR adjusted hazard ratio, CI confidence interval