Table 1.

Prevalence of high-altitude pulmonary hypertension around the world and according to different types of exposure.

Exposure type	Prevalence (%)	Population	Source
Chronic
	5–18	Kirgyz	Aldashev et al.18
	5–18	South America	Mirrakhimov and Strohl19
	3.2	Spiti, India	Negi et al.20
	11	Colorado	Robinson et al.26
	8	Qinhai-Tibet	Neupane and Swenson,12 León-Velarde et al.4
	10–15	Aymaras
Intermittent
	9	Chile	Brito et al.7
Acute	Incidence
	4	Overall	Maggiorini16

HAPE: high-altitude pulmonary edema.