Calibre vs. COSMED

Correlation of Cardiopulmonary Exercise Testing (CPET) VO2 Max Parameters Between the Calibre Device and COSMED Metabolic Cart

This study evaluates agreement between the Calibre device and the COSMED Quark CPET system for measurement of cardiorespiratory fitness parameters during maximal exercise testing in adults aged 18-55 years.

Inclusion Criteria:

• Age 18-55
• Able to speak English
• Able to provide informed consent

Exclusion Criteria:

• Acute myocardial infarction
• Unstable angina
• Syncope
• Uncontrolled asthma
• Arterial desaturation at rest on room air <85%
• Severe untreated arterial hypertension at rest (>200 mm Hg systolic, >120 mm Hg diastolic)
• Significant pulmonary hypertension
• Active thrombosis of the lower extremity, unless treated for at least 2 weeks prior to participation.
• Within 2 weeks of acute symptomatic pulmonary embolus
• Considered inappropriate to participate by Principal Investigator
• Previously experienced a heart attack
• Pregnancy