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Table 4 Results of regression models Ia and Ib with BMI-SDS at admission as outcome (n  = 360)

From: Reasons for admission and variance of body weight at referral in female inpatients with anorexia nervosa in Germany

 

B

SE

Beta

Sig.a

B

SE

Beta

Sig.a

Intercept

1.077

0.501

 

0.032

1.020

0.487

 

0.037

Premorbid BMI-SDS

0.626

0.058

0.473

1.002 × 10–23

0.611

0.057

0.464

2.05 × 10–23

Age at admission

− 0.222

0.035

− 0.300

1.025 × 10–9

− 0.248

0.032

− 0.336

9.26 × 10–14

Illness duration (ln)

− 0.117

0.076

− 0.079

0.127

    

Pre-treatments (no/yes)

− 0.058

0.128

− 0.022

0.652

    
 

Model Ia: R2 = 0.34

Model Ib: R2 = 0.33

  1. B unstandardized regression coefficients; SE standard error of unstandardized regression coefficient; Beta standardized coefficients; Sig significance; R2 explained variance
  2. aNominal significant P values are bolded