Gasometry and altitude: investigation of normal ranges in Quito, Ecuador (2,850 m above sea level)

Vélez-Páez, Jorge Luis; Castro-Bustamante, Christian; Avellanas-Chavala, Manuel Luis

doi:10.1016/j.medine.2025.502140

ISSN: 2173-5727

Medicina Intensiva is the journal of the Spanish Society of Intensive and Critical Care Medicine and Coronary Units (SEMICYUC), and has become the reference publication in Spanish in its field. Medicina Intensiva mainly publishes Original Articles, Reviews, Clinical Notes, Images in Intensive Medicine, and Information relevant to the specialty. All works go through a rigorous selection process.

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DOI: 10.1016/j.medine.2025.502140

Available online 20 March 2025

Gasometry and altitude: investigation of normal ranges in Quito, Ecuador (2,850 m above sea level)

Gasometría y altitud: investigación de los rangos de normalidad en Quito, Ecuador (2.850 m sobre el nivel del mar)

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Jorge Luis Vélez-Páeza,b,c, Christian Castro-Bustamantea, Manuel Luis Avellanas-Chavalac,d,

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mlavellanas@gmail.com

Corresponding author.

a Unidad de Terapia Intensiva, Hospital Pablo Arturo Suárez, Quito, Ecuador

b Universidad Central de Ecuador, Facultad de Ciencias Médicas, Quito, Ecuador

c Comité de Expertos de Medicina Crítica en la Altitud de la Federación Panamericana e Ibérica de Medicina Crítica y Terapia Intensiva (FEPIMCTI), Panama City, Panama

d Facultad de Ciencias de la Salud y del Deporte, Universidad de Zaragoza, Huesca, Spain

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Tables (2)

Table 1. Medians of each studied variable with their interquartile ranges.

Table 2. Median difference between PaO2 and hematocrit.

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