Inclusion criteria: |
Swedish Hip or Knee Arthroplasty Registers |
 - reference to Swedish Hip or Knee Arthroplasty register or related data set |
AND reference to integration or utilization of PROMs in the registries |
AND |
 - primary research |
 - published in English language |
 - access to the full-text |
NHS PROMs Programme |
 - reference to the NHS PROMs programme or related data set |
AND |
 - primary research |
 - published in English language |
 - access to the full-text |
Exclusion criteria: |
 - reference to other registries OR other Quality Outcomes Framework PROMs efforts |
 - other registries, such as the National Joint Registry |
 - secondary research, e.g. systematic literature review, books |
 - conceptual papers to inform or challenge PROMs’ development |
 - studies conducted to inform the development of the NHS PROMs programme e.g. published before the Swedish Arthroplasty Register or NHS PROMs programme existed |