Table 1.

Four-step search strategy

Step	Search strategy
1	Limited search of PubMed and CINAHL, analysis of text words in titles and abstracts and of index terms used to describe the articles
2	Search using all identified keywords and index terms across all included databases: PubMed, EBSCO CINAHL, Embase, ATSIHealth via Informit online, Web of Science, Psychinfo, Social Science Citation Index, APAIS Health databases, Australian Indigenous Health InfoNet and Primary Health Care Research and Information Service (PHCRIS), Mednar, Trove, Google Grey, OCLC WorldCat Dissertations and Theses, Canada Theses Portal and other sources: websites of relevant organizations in each country including Kidney Health Australia, Kidney Health New Zealand and The Kidney Foundation of Canada, Australian Institute of Torres Strait Islander Studies, NativeWeb and World Health Organizationa
3	Search of reference lists of all identified reports and articles for additional studies
4	Search of all relevant published systematic reviews and consultation with experts

^aSearches for each database available from the authors