physiological cost index


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physiological cost index

Abbreviation: PCI
The metabolic expenditure per unit of distance traveled. It is expressed as the number of heartbeats per meter traveled and is calculated by subtracting the resting heart rate from the exercise heart rate divided by the distance traversed.
See also: index
References in periodicals archive ?
Key words: Physiological Cost Index, older adult, gait.
The Physiological Cost Index (PCI) is a simple tool used to measure energy expenditure during walking.
Reliability of physiological cost index measurements in walking normal subjects using steady-state, non-steady-state and post-exercise heart rate recording.