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. Author manuscript; available in PMC: 2022 Apr 11.
Published in final edited form as: J Clin Epidemiol. 2021 Mar 28;137:45–57. doi: 10.1016/j.jclinepi.2021.03.021

Table 1.

Data sources and data elements used in review of trials retrieved by our search.

Data source Data elements
MEDLINE Title, Author list, Abstract, Year of publication, Keywords, Medical Subject Heading (MeSH) terms, Trial registration number contained within the Secondary Source ID field, Use of the term “pragmatic” in title or abstract, Use of “pragmatic” as MeSH topic or publication type *
Web of Science (WoS) Designated research area, Country/region of all listed authors (derived by WoS from the listed institutional affiliations), Funding source(s)
ClinicalTrials.gov Trial phase, Primary purpose of the trial, Type(s) of intervention, Trial masking, Sex of participants, Minimum and maximum eligible ages for trial participation, Listed facilities (study sites)$, Target accrual (obtained from the first registered entry in the “original estimated enrolment” field, or if not available, the “estimated enrolment” field), Actual enrolment, Primary outcome$
Full text article Registry information not in abstract or Secondary Source ID, Use of the word “pragmatic” to describe the trial within the main text
*

As database indexing lags behind publication (records are made available without MeSH terms assigned but are later updated), the data regarding indexing of the trial was updated after the search was conducted (last update December 2, 2020).

$

We counted the number of separate entries to derive a numerical value for the number of primary outcomes and number of study sites.