Description Usage Arguments Details Value Examples
Summarize standing and light intensity activity measures
1 | SLI(final_dat, bed_time, takeoff_time)
|
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. |
alpha_activity
is defined by 1+1/M
, where M
is the average of log(activity bout length /minimum activity bout length)
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)
total_number_of_activity_bouts
Total events that are standing or stepping
total_number_of_activity_bouts
Total number of events that are standing or stepping
mean_activity_bout_length
Average length of activity bout
prop_of_activity_time_greater_5min
The ratio of the number of active bouts greater than 5 min to the total number of active events
prop_of_activity_time_greater_10min
The ratio of the number of active bouts greater than 10 min to the total number of active events.
prop_of_activity_time_greater_30min
The ratio of the number of active bouts greater than 30 min to the total number of active events.
total_activity_time_greater_5min
The summation of the active durations which are greater than 5 min
total_activity_time_greater_10min
The summation of the active durations which are greater than 10 min
total_activity_time_greater_30min
The summation of the active durations which are greater than 30 min
percentile_activity_time_5
5% percentile of activity bouth length
percentile_activity_time_25
25% percentile of activity bout length
percentile_activity_time_50
50% percentile of activity bout length
percentile_activity_time_75
75% percentile of activity bout length
percentile_activity_time_95
95% percentile of activity bout length
alpha_activity
alpha of activity time, see details
stepping_to_standing_ratio
Ratio of stepping to standing, the ratio of total stepping hours to standing hours
1 2 3 | #For CRAN less than 5s running time policy, we only select the first day to run.
r4=SLI(sample_event[1:3095,],sample_bed_time[1,],sample_takeon_log[1,])
summary(r4)
|
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