eTable 1. Identification of studies: databases. dates. search strategies. and hits.
| Database and date searched | Search query | Hits per query | Hits per database |
| PubMed www.ncbi.nlm.nih.gov/pubmed/advanced. am 13.08.2016 |
((((appliance OR device OR splint*)) AND (mandib* OR “lower jaw”)) AND (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*)) Filters: Review | 132 | 245 |
| ((((maxilla* OR palat*)) AND expansion) AND (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*)) Filters: Review | 43 | ||
| ((((“maxillomandibular advancement” OR osteotomy OR BSSO OR “bilateral sagittal split osteotomy” OR “mandibular advancement” OR “Le Fort” OR “maxillary advancement”))) AND ((“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*))) Filters: Meta-Analysis; Systematic Reviews | 70 | ||
| Cochrane Database of Systematic Reviews http://onlinelibrary.wiley.com/cochranelibrary/search. am 13.08.2016 |
(appliance OR device or splint*) and (mandib* OR “lower jaw”) and (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA or apnea OR apnoea OR snor* OR breath* OR respir* OR ‧hypopnea OR sleep*) in Cochrane Reviews (Search all text) | 46 | 80 |
| (“maxillary expansion” OR “palatal expansion”) and (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*) in Cochrane Reviews (Search all text) | 6 | ||
| (“maxillomandibular advancement” OR osteotomy OR BSSO or “bilateral sagittal split osteotomy” OR “mandibular advancement” OR “Le Fort” or “maxillary advancement”) and (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA or apnea or apnoea or snor* OR breath* OR respir* OR hypopnea OR sleep*) in Cochrane Reviews (Search all text) | 28 | ||
| Virtual Health Library http://pesquisa.bvsalud.org/portal/advanced/?lang=en. am 13.08.2016 |
(tw:(appliance OR device OR splint*)) AND (tw:(mandib* OR “lower jaw”)) AND (tw:(“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*)) AND (tw:(“systematic review” OR “meta-analysis”)) in Title. abstract. subject | 16 | 57 |
| (tw:(“maxillary expansion” OR “palatal expansion”)) AND (tw:(“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypo‧pnea OR sleep*)) AND (tw:(“systematic review” OR “meta-analysis”)) in Title. abstract. subject | 9 | ||
| (tw:(“maxillomandibular advancement” OR osteotomy OR BSSO OR “bilateral sagittal split osteotomy” OR “mandibular advancement” OR “Le Fort” OR “maxillary advancement”)) AND (tw:(“obstruc‧tive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*)) AND (tw:(“systematic review” OR “meta-analysis”)) in Title. abstract. subject | 32 | ||
| Scopus www.scopus.com/search/. am 14.08.2016 |
(TITLE-ABS-KEY (“maxillomandibular advancement” OR osteotomy OR bsso OR “bilateral sagittal split osteotomy” OR “mandibular advancement” OR “Le Fort” OR “maxillary advancement”) AND TITLE-ABS-KEY (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR osa OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*) AND TITLE-ABS-KEY (“systematic review” OR “meta-analysis”)) | 61 | 124 |
| (TITLE-ABS-KEY (((((appliance OR device OR splint*)) AND (mandib* OR “lower jaw”)) AND (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR osa OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*))) AND TITLE-ABS-KEY (“systematic review” OR “meta-analysis”)) | 53 | ||
| (TITLE-ABS-KEY (((((maxilla* OR palat*)) AND expansion) AND (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR osa OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*))) AND TITLE-ABS-KEY (“systematic review” OR “meta-analysis”)) | 10 | ||
| Web of Science http://apps.webofknowledge.com/. am 13.08.2016 |
TOPIC: (appliance OR device OR splint*) AND TOPIC: (mandib* OR “lower jaw”) AND TOPIC: (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*) Refined by: DOCUMENT TYPES: (REVIEW) All Databases | 208 | 548 |
| TOPIC: (“maxillary expansion” OR “palatal expansion”) AND TOPIC: (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*) Refined by: DOCUMENT TYPES: (REVIEW) All Databases | 64 | ||
| TOPIC: (“maxillomandibular advancement” OR osteotomy OR BSSO OR “bilateral sagittal split osteotomy” OR “mandibular advancement” OR “Le Fort” OR “maxillary advancement”) AND TOPIC: (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*) Refined by: DOCUMENT TYPES: (REVIEW) All Databases | 276 | ||
| UMI Proquest http://search.proquest.com/advanced/reset?accountid=13478. am 13.08.2016 | (appliance OR device OR splint*) AND (mandib* OR “lower jaw”) AND (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*) in Dissertations & Theses / Anywhere | 0 | 0 |
| (“maxillary expansion” OR “palatal expansion”) AND (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR respir* OR hypopnea OR sleep*) in Dissertations & Theses / Anywhere | 0 | ||
| (“maxillomandibular advancement” OR osteotomy OR BSSO OR “bilateral sagittal split osteotomy” OR “mandibular advancement” OR “Le Fort” OR “maxillary advancement”) AND (“obstructive sleep apnoea” OR “obstructive sleep apnea” OR OSA OR apnea OR apnoea OR snor* OR breath* OR ‧respir* OR hypopnea OR sleep*) in Dissertations & Theses / Anywhere | 0 | ||
| Sum | 1054 |