Why the study?
The study was conducted to evaluate the in-field validity and inter-unit variability of commercially available cardiopulmonary exercise testing systems, and explore how unit age and maintenance practices relate to accuracy.
Population
Commercially available cardiopulmonary exercise testing (CPET) systems
Comparison
Different CPET systems and identical units across varying ages and maintenance practices
Authors
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CPET accuracy varies by unit, age, and maintenance; leaves open standardized protocols before routine clinical reliance.
Key points are not available for this paper at this time.
Bongers et al. (2026) studied this question.
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