Search Yield
Results of the study screening process are available in the PRISMA
diagram in Figure 1. Of the 2177 original database citations, 1563
records remained after duplicates were removed. After title and abstract
screening, 226 were eligible for full-text evaluation. After a
hand-search of relevant journals and citations, no additional studies
were added. Of the 226 full-text articles, a total of 36 were included
in the systematic review.
Inter-rater agreement for study screening for titles and abstracts was
94.54% with a 𝜅 of 0.79. Inter-rater agreement for full-text screening
was 96.2% with a 𝜅 of 0.84, indicating substantial agreement.