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Table 4 Results of multiple linear regression on primary outcome (weight change (BMI) from T1 (baseline) to T3 (follow-up)) in the RP group (replication of ITT analysis[33] for the completer sample1) Adjusted R2 = 0.15; N = 88

From: Internet-based relapse prevention for anorexia nervosa: nine- month follow-up

Predictor

Regression coefficient

Stand. beta

p

SIAB-EX subscale compensatory behavior T1

- 5.23

- 0.14

.194

BIS-11 motor impulsiveness T1

1.65

0.31

.006

Adherence to RP

1.32

0.28

.010

EDI Ineffectiveness T1

0.15

0.31

.006

Additional inpatient therapy during RP (weeks)

- 0.03

- 0.02

.865

Age at onset of eating disorder

- 0.04

- 0.10

.366

  1. 1 Excluding participants who were pregnant at the time of assessment.
  2. SIAB-EX = Structured Inventory for Anorexic and Bulimic Eating Disorders, Expert Version.
  3. Subscale compensatory behavior is an abbreviation for ‘inappropriate compensatory behaviors to counteract weight gain, fasting and substance abuse’.
  4. BIS-11 = Barratt Impulsiveness Scale.
  5. EDI = Eating Disorder Inventory 2.