Arterial partial pressure of carbon dioxide

Age increases arterial partial pressure of carbon dioxide in humans (0.075 mmHg/year).

“PaCO2 in women increased with age by 0.075 mmHg/year (p = 0.0012, PaCO2 =26.3 + 0.075*age).”

Humansresiding at 2,240 meters above sea levelfemalesn = 217

Arterial Blood Gases in Normal Subjects at 2240 Meters Above Sea Level: Impact of Age, Gender, and Body Mass Index

Revista de investigacion clinica; organo del Hospital de Enfermedades de la Nutricion·Jan 1, 2023