From: Home-based system for physical activity monitoring in patients with multiple sclerosis (Pilot study)
Parameter | Operational definition |
---|---|
Number of steps | Average number of steps per time interval (day, week…) |
Maximum walking speed | Maximum walking speed over a time interval (day, week…) |
Mean walking speed | Average walking speed over a time interval (day, week…) |
Physical activity intensity (MET level) | Percentage over a time interval |
 | (MET = EE / BMR) ; EE: energy expenditure |
 | BMR: Basal metabolic rate |