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
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
Baseline 453 86.0 ± 8.6 88.2 47.0 98.0 - 453
Follow-up 407 87.9 ± 7.6 89.9 57.9 99.4 46 453