powered by
data(log.on.off)
id
visit
visit1
visit2
study
PhysicalActivityIntervention
date.on.month
date.on.day
date.on.year
time.on.hour
time.on.minute
time.on.seconds
date.off.month
date.off.day
date.off.year
time.off.hour
time.off.minute
time.off.seconds
# load example on.off log data("log.on.off",package="activpalProcessing")
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