Table I.

Table of inclusion and exclusion criteria used in determining which articles were applicable to review

Inclusion criteria	Exclusion criteria
English-language source	Non-English-language source
Peer-reviewed journal articles (empirical or theoretical)	Books, reviews, editorials, conference proceedings, commentaries
Anything published up until 25 September 2013	N/A
Focus on (or distinction of) an Indigenous population (i.e. Inuit, Yup'ik, Inupiat, Sami)	Population included in study is not Indigenous or there is no distinction between Indigenous and non-Indigenous populations
Include youth as only population of study or as a distinct group in study participants with specific discussion/coverage on youth	Youth are not included in study or are only briefly mentioned
Include at least 1 paragraph on resilience/protective factors that enhance mental health or make explicit reference to certain protective factors	Only focus on risk factors and no mention of resilience/protective factors
Circumpolar regions/countries only (Canada, Greenland, Norway, Russia, Finland, Iceland, Sweden or Alaska, USA)	Non-Circumpolar countries
N/A	Duplicate of previously found article