How many days are needed? Measurement reliability of wearable device data to assess physical activity.

Patrick HildenJoseph E Schwartz Christian B PascualKeith M DiazJeff Goldsmith

Published in: PloS one (2023)

Protocols that result in 7-10 valid observation days for each participant may be needed to obtain reliable measurements of key physical activity metrics.

Keyphrases

physical activity
body mass index
electronic health record
big data
heart rate
sleep quality
blood pressure
machine learning
depressive symptoms
artificial intelligence