Since this article’s original publication, the authors have noticed that table 2 is mislabelled. This applies only to the variables, and the actual values in the table are correct.
The corrected table is below.
Associations between key variables pretreatment and outcome at treatment end (low- versus high-risk drinking)

All predictor variables were examined at baseline, except for the percentage of treatment attendance. Group differences are described based on two-tailed t-tests, means and standard deviations, or based on Mann–Whitney U-tests, medians and IQR for non-normal variables and chi-square tests for categorical variables.
Mental health: GSI from SCL90-R: personality domain scores from Severity Indices of Personality Functioning; quality of life: domain scores from World Health Organization Quality of Life Scale.
SUD, substance use disorder; IQR, interquartile range; AUDIT, Alcohol Use Disorders Identification Test; DUDIT, Drug Use Disorders Identification Test; SCL-90-R (GSI), Symptom Checklist 90 (General Symptom Index).
a. Significant following Bonferroni correction.
P-values <0.05 are indicated in bold.

eLetters
No eLetters have been published for this article.