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

Harmonized by the NSRR team. Source: slp_eff at Visit 8

Units
percent (%)
Type
numeric
Visit number vs Sleep Efficiency: the ratio of sleep duration (i.e., total sleep time, TST) to in-bed period frompolysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 8 461 74.3 ± 13.2 77.2 27.9 98.7 - 461