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Table 4 Distribution-based Responsiveness Indices for the Total Score

From: Responsiveness of the Eating Disorders Quality of Life Scale (EDQLS) in a longitudinal multi-site sample

  3 months
N = 98
6 months
N = 85
EDQLS Total Score (SD) 124.5 (29) 129.0 (28)
Mean Scale Score changes 14.5 19.0
Mean Percent Change 13.2 17.3
Effect Sizea .61 .80
Standardized response mean 1.07 1.17
  1. a Effect size (Cohen's d) = 6 month mean scores minus baseline mean scores/standard deviation of baseline scores