Population
339 healthy lifetime nonsmokers, aged 18 to 81 years, evaluated at sea level and at an altitude of 1,400…
Design
Cross-sectional
Authors
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May refine altitude-adjusted blood gas references; leaves open prospective validation before clinical adoption.
Including barometric pressure in reference equations improves the prediction of normal arterial blood gas values across different altitudes up to 1,400 meters.
Crapo et al. (1999) studied this question.
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