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. Author manuscript; available in PMC: 2016 Mar 1.
Published in final edited form as: Glob Heart. 2015 Mar;10(1):13–19. doi: 10.1016/j.gheart.2014.12.012

Table 1.

Research study sites, CRONICAS Cohort Study

Setting Degree of urbanisation Use of biomass fuels Outdoor air pollution Altitude
Lima Highly urbanised Rare High Sea level
Tumbes Semi-urban Highly prevalent Low Sea level
Puno, urban Urban Rare Low 3825 meters above sea level
Puno, rural Rural Highly prevalent Low 3825 meters above sea level

Source: CRONICAS cohort study protocol[35].