Table 2. Summary of inclusion and exclusion criteria used to identify circumpolar environment-related Indigenous health literature (2000–2015).

CRITERIA		LEVEL 1 SCREENING: Screening Titles and Abstracts	LEVEL 2 SCREENING: Screening the Full Text of Articles
Geographical Criteria	• The study occurred only in Nunatsiavut, Nunavik, Nunavut, Inuvialuit, and/or Alaska (see Fig 1).	✓	✓
	• The study did not include a non-circumpolar region (e.g. studies examining Canada would be excluded, even if Nunavut was covered in the study).	✓	✓
	• The study location was unclear.	✓
Human Health Criteria	• Any facet of human health and/or wellbeing was mentioned.	✓	✓
	• A focus on human health was unclear.	✓
Population Criteria	• The study included Indigenous peoples.	✓	✓
	• The study did not include non-Indigenous peoples.	✓	✓
	• The study population was unclear.	✓
Language and Date Criteria	• An English version of the title and/or abstract was available.	✓	✓
	• The study was published during or after 2000.	✓	✓
Study Design Criteria	• The article was a primary research study (e.g. a literature review, commentary, and non-research articles are excluded).		✓
	• The article was peer-reviewed.		✓