Standard: Standard Physical Activity Summary

In YukunZhang/PAactivPAL: Summarize Daily Physical Activity from 'activPAL' Accelerometer Data

Description

Summarize standard activity measures

Usage

Standard(final_dat, bed_time, takeoff_time)

Arguments

final_dat	Raw event file, will be cleaned in this function. Event file is required for this function.
bed_time	Sleep and wake up time log, reported by participants. Log is not required for this function.
takeoff_time	Take on and off time log, reported by participants. Log is not required for this function.

Details

All numbers are calculated in the given time period (day, hour, etc.). Total sedentary/standing/stepping hours are obtained from the summation of the duration times for sedentary/standing/stepping activities in the given time period.

Value

Year The calendar year of recorded event

Month The calendar month of recorded event

Day The calendar day of recorded event

Dayofweek The day of that week

Weekday_or_weekend The recored event date is a weekday or weekend (0 for weekday, 1 for weekend)

hours_worn_total Total worn hours

sed_hour Total sedantary hours

stand_hour Total stand hours

step_hour Total step hours

step_count_total Total Step count

num_hour_over_3_METs Number of hours that Metabolic Equivalent of Task (MET) is over 3

MET_hours Total METs

perc_sedentary Proportion of sedentary

perc_stand Proportion of standing

perc_step Proportion of stepping

Examples

r1=Standard(sample_event,sample_bed_time,sample_takeon_log)
summary(r1)

YukunZhang/PAactivPAL documentation built on May 10, 2019, 1:11 a.m.