Name
avginbedwake5
Label
Average daily duration of wake in bed in all days from actigraphy
Description

Duration of wake in bed is the sum of sleep latency, wake after sleep onset (WASO) and wake after sleep offset in main sleep. Conventionally, this variable would be called "total wake time" (TWT).

Units
minutes (min)
Type
numeric
MESA exam number vs Average daily duration of wake in bed in all days from actigraphy
N Mean StdDev Median Min Max Unknown Total
Exam 5 2,151 44.1 ± 17.7 41.6 3.6 149.4 86 2,237
Participant Age at MESA Sleep Visit vs Average daily duration of wake in bed in all days from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 44.1 ± 17.7 41.6 3.6 149.4 86 2,237
54.0 to 62.0 years 544 43.7 ± 16.6 42.3 5.7 149.4 16 560
62.0 to 69.0 years 537 43.9 ± 16.8 41.1 3.6 116.9 22 559
69.0 to 77.0 years 532 45.6 ± 18.8 42.0 7.7 125.9 27 559
77.0 to 95.0 years 538 43.5 ± 18.3 41.3 8.1 144.6 21 559
Gender of the participant vs Average daily duration of wake in bed in all days from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 44.1 ± 17.7 41.6 3.6 149.4 86 2,237
Female 1,155 43.0 ± 16.5 40.8 7.7 149.4 43 1,198
Male 996 45.5 ± 18.8 42.5 3.6 125.9 43 1,039
Race/ethnicity of the participant vs Average daily duration of wake in bed in all days from actigraphy
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 2,151 44.1 ± 17.7 41.6 3.6 149.4 86 2,237
White, Caucasian 806 42.7 ± 16.5 40.2 13.6 125.9 24 830
Chinese American 244 44.7 ± 18.9 42.2 14.2 123.2 21 265
Black, African-American 597 44.0 ± 19.1 40.7 3.6 149.4 19 616
Hispanic 504 46.4 ± 16.9 44.5 8.1 125.1 22 526