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Table 1 Candidate variables for effect predictors and effect modifiers based on the literature

From: Comparative efficacy of pharmacological and non-pharmacological interventions for the acute treatment of adult outpatients with anorexia nervosa: study protocol for the systematic review and network meta-analysis of individual data

Category of variable

Specific variable and expected direction in terms of predicting better outcome

Life and social history

Less child maltreatment

Better social adjustment

Being male

History of present illness

Older age of onset

Shorter duration of illness

Less prior treatments

Present illness: symptomatology

Higher baseline body mass index

Less frequent binge/purge behaviours

Lower levels of comorbid psychopathology

Less days of inpatient hospitalization for the purpose of medical stabilization during the treatment trial

Use of adjunctive treatment over the follow-up period

Higher number of outpatient sessions