Table 2 Search criteria specifications for each database
Database | Search options |
|---|---|
Medline Completea via EBSCOhost Research Databases | Limiters: English language, human |
Search mode: Boolean/phrase | |
CINAHL via EBSCOhost Research Databases | Limiters: English language, human, peer reviewed |
Search mode: Boolean/phrase | |
Scopus | Limiters: English language; document type: article |
Search mode: Boolean/phrase | |
Embase | Advanced search |
No mapping options used | |
No date limits specified | |
Sources: Embase only (Medline not selected as separate search) | |
Field labels: abstract, article title, index term and subheading | |
Quick limits: human, only in English | |
Publication types: article, article in press | |
EBM, gender, age and animal advanced options left blank | |
Cochrane Library | Search: title, abstract, keywords |
Limits: Cochrane central register of controlled trials (CENTRAL) |