slp_lat5 slpprdp5
Name
slp_maint_eff5
Label
Sleep Maintenance Efficiency: the proportion of sleep duration in sleep period from type II polysomnography
Description

Sleep duration (i.e. total sleep time, TST) is the interval between sleep onset and sleep offset time while asleep. Sleep period is just the interval between sleep onset and sleep offset time.

Units
percent (%)
Type
numeric
Tags
ttlmefsp_f1t2
MESA exam number vs Sleep Maintenance Efficiency: the proportion of sleep duration in sleep period from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,027 79.6 ± 12.7 82.3 10.6 99.0 210 2,237
Participant Age at MESA Sleep Visit vs Sleep Maintenance Efficiency: the proportion of sleep duration in sleep period from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,027 79.6 ± 12.7 82.3 10.6 99.0 210 2,237
54.0 to 62.0 years 518 83.6 ± 11.1 86.8 38.4 99.0 42 560
62.0 to 69.0 years 527 81.7 ± 11.5 83.5 15.7 98.4 32 559
69.0 to 77.0 years 502 78.5 ± 12.5 81.0 16.2 98.1 57 559
77.0 to 95.0 years 480 74.3 ± 13.8 77.7 10.6 98.3 79 559
Gender of the participant vs Sleep Maintenance Efficiency: the proportion of sleep duration in sleep period from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,027 79.6 ± 12.7 82.3 10.6 99.0 210 2,237
Female 1,088 81.9 ± 11.7 84.6 15.7 99.0 110 1,198
Male 939 77.0 ± 13.4 80.0 10.6 98.4 100 1,039
Race/ethnicity of the participant vs Sleep Maintenance Efficiency: the proportion of sleep duration in sleep period from type II polysomnography
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,027 79.6 ± 12.7 82.3 10.6 99.0 210 2,237
White, Caucasian 730 81.5 ± 11.4 83.8 16.2 99.0 100 830
Chinese American 244 78.6 ± 13.4 82.1 15.7 97.6 21 265
Black, African-American 568 77.7 ± 13.4 80.7 29.3 98.0 48 616
Hispanic 485 79.6 ± 13.0 82.2 10.6 98.3 41 526