Table 1.

Keywords and search strategy in PubMed and the Cochrane Library

Keywords and search strategy in PubMed

The following strategy was used in searches:

(<intervention AND outcome>)

1. Abutment AND (dental implants [MeSH Terms] OR dental implants, single‐tooth [MeSH Terms] OR dental implant* OR abutment design OR abutment OR dental prosthesis [MeSH Terms]) AND (peri‐implant health OR biologic width OR peri‐implantitis OR peri‐implantitis [MeSH Terms]) 2. Dental implants [MeSH Terms] OR dental implants, single‐tooth [MeSH Terms] OR dental implant* OR abutment design OR abutment OR dental prosthesis [MeSH Terms]) AND (peri‐implant health OR biologic width OR peri‐implantitis OR peri‐implantitis [MeSH Terms]) AND (emergence profile OR restoration profile OR concave OR convex OR straight) 3. (Emergence angle implant)

Keywords and search strategy in the Cochrane library

The following strategy was used in searches:

(<intervention AND outcome>)

1. (Dental Abutments [MeSH Terms] AND Dental Implants, Single‐tooth [MeSH Terms] OR Dental Implant‐Abutment Design [MeSH Terms] AND Peri‐Implantitis [MeSH Terms]) 2. (Dental Abutments [MeSH terms] AND Dental Implants, Single‐Tooth [MeSH terms] OR Dental Implant‐Abutment Design [MeSH terms] OR Dental Prosthesis [MeSH terms] AND emergence profile OR Biologic width and peri‐implantitis 3. (Emergence angle implant)

Note: The asterisk (*) was used as a truncation symbol.