Name
nsrr_ttleffsp_f1
Label
Sleep Efficiency: the ratio of total sleep duration (i.e., total sleep time) to in-bed period (i.e., time in bed) from polysomnography
Description

Harmonized by the NSRR team. Source: slpeffp

Units
percent (%)
Type
numeric
Sleep Heart Health Study (SHHS) Visit Number vs Sleep Efficiency: the ratio of total sleep duration (i.e., total sleep time) to in-bed period (i.e., time in bed) from polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,804 82.8 ± 10.6 85.1 11.3 104.2 - 5,804
Interim Follow-up Visit - - - - - - - -
Visit 2 2,651 79.2 ± 11.6 81.5 24.4 98.8 1,660 4,311
CVD Outcomes - - - - - - - -