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103,612 items of data are available, covering 103,612 participants. Defined-instances run from 0 to 0, labelled using Instancing 93.
Mean = 0.384309
Std.dev = 0.115786
943 items below graph minimum of 0.166575
3800 items above graph maximum of 0.59238
The overall average proportion of time spent sleeping across the monitoring period. Please use the fields in Category 1011 to quality control participants for completeness of the accelerometry recording period and the related data fields for the corresponding proportion for the other activity levels. No imputation has been carried out and the averages represent the averages of the available data. See Return 2040 for more information. Please see Publication 5649 for more details.