Table 4.

Study selection criteria.

Domain	Inclusion	Exclusion
Population	Adult diagnosed with schizophrenia	Disorders other than schizophrenia
Intervention/comparator	Any pharmacotherapy	Lack of guidance on pharmacotherapy
Outcomes	Guidelines related to the treatment of the acute and maintenance phases of schizophrenia	None of the outcomes listed in the inclusion criteria are reported
Study design	Clinical practice treatment guidelines	Meta-analyses, SLRs, RCTs, single-arm trials, non-randomized trials, retrospective and prospective observational studies, case reports, reviews, news, commentary and letters
Time period	Literature Databases: January 1, 2004, through December 19, 2019	CPGs published in journals before 2004 or after December 2019
	Guideline body websites and state-level health departments from the US: June 2020	CPGs available on guideline body websites after June 2020a
Language	English	Languages other than English
Geographic Location	Overarching geographic guidelines	Region-specific guidelines

CPG clinical practice guideline, RCT randomized controlled trial, SLR systematic literature review.

^aThe draft of the third version of the APA guideline became available on their website in December of 2019, but the final version was not published until late 2020 and the final copyright reflects a 2021 date.