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.
Table 2 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.

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