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. 2014 Nov 30;14:102. doi: 10.1186/s12911-014-0102-x

Table 2.

Features for motion sensor

Feature Description
Start of inactivity The time activity ceased in the evening / night
End of inactivity The time of first activity in the morning
Mean time of inactivity The mean time between Start time and End time
Duration of inactivity Total period of nocturnal inactivity