Name
nsrr_ttldursp_f1
Label
Total Sleep Duration: the interval between sleep onset and sleep offset while the participant is asleep from polysomnography
Description

Conventionally, this would be called total sleep time (TST) (i.e. total time spent in stage 1 or greater).

Harmonized by the NSRR team. Source: slpprdp

Units
minutes
Type
numeric
Sleep Heart Health Study (SHHS) Visit Number vs Total Sleep Duration: the interval between sleep onset and sleep offset while the participant is asleep from polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,804 359.8 ± 64.6 367.0 34.5 519.0 - 5,804
Interim Follow-up Visit - - - - - - - -
Visit 2 2,651 374.1 ± 69.4 381.0 68.0 605.0 1,660 4,311
CVD Outcomes - - - - - - - -