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Review [13]:

Review [13]: Searched sources: Medline, PubMed , CINAHL, Cochrane, EBSCO, BioMed Central, Digital Dissertation, US GPO, AHRQ, LexisNexis, references from studies Screened: 2,858 Included: 96. Review [25]:

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Review [13]:

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  1. Review [13]: Searched sources: Medline, PubMed, CINAHL, Cochrane, EBSCO, BioMed Central, Digital Dissertation, US GPO, AHRQ, LexisNexis, references from studies Screened: 2,858 Included: 96 Review [25]: Searched sources: Medline, EMBASE, CINAHL, hand search, references from reviews Screened: 837 Included: 17 Review [26]: Searched sources: Medline, EMBASE, CINAHL, Cochrane, PsychINFO Screened: 251 Included: 11 Development set 78 references (duplicates removed, identified in PubMed) Text analysis List of 359 most frequent text words (included at least in 5% of references) List of 20 most frequent MeSH-terms Text analysis List of 25 most frequent text words with less than 2% prevalence in population set Population set Random sample of 10,000 references from PubMed in 2008 Building of search strategies Iterative queries of different combinations of text words and MeSH-terms against development set in PubMed Testing for sensitivity and precision Development set See above Precision set Random sample (n=2,195) of records from all search strategies (35,708) Screening: 6 relevant records Journal screening set 1,274 references from Med Care, Health Serv Res J, NursAdm Screening: 17 relevant records

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