Table 2 ROBIS Domain 2 signaling questions [38]
ROBIS number | Signaling question | Rating |
|---|---|---|
2.1 | Did the search include an appropriate range of databases/electronic sources for published and unpublished reports? | Yes/probably yes/probably no/no/no information |
2.2 | Were methods additional to database searching used to identify relevant reports? | Yes/probably yes/probably no/no/no information |
2.3 | Were the terms and structure of the search strategy likely to retrieve as many eligible studies as possible? | Yes/probably yes/probably no/no/no information |
2.4 | Were restrictions based on date, publication format, or language appropriate? | Yes/probably yes/probably no/no/no information |