Table 2 Inclusion and exclusion criteria

Publication details

Peer-reviewed journal articles reporting primary data

Published since 1997

Article written in English

Published before 1997

Secondary data analysis, literature reviews, meta-analyses

Study type

Controlled trials

Uncontrolled trials

Population

Adults (18 + years)

Primary diagnosis of anxiety disorder or clinically significant anxiety

Mixed anxiety/depression

Persons under 18 years

Primary diagnosis of other mental health condition (e.g., depression, OCD, PTSD)

Setting

Primary care

Country with universal healthcare

Secondary or tertiary care setting (e.g., hospital, psychiatric clinic)

Treatment

Evidence-based psychological or pharmacological treatments for anxiety

Alternative treatments (e.g., kava)

Treatment focusing on condition other than anxiety (e.g., CBT for depression)

Outcome

At least one measure of anxiety symptomatology

No measure of anxiety symptoms included