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.