Name
timeremp
Label
Percentage of total sleep duration in REM from type II polysomnography
Description
The ratio of time in rapid eye movement sleep (REM) to total sleep time, expressed as a percentage.
Calculation
timeremp = tmremp
Units
percent
Type
numeric
Tags
Sleep Heart Health Study (SHHS) Visit Number vs Percentage of total sleep duration in REM from type II polysomnography
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Visit 1 | 5,642 | 19.8 | ± 6.3 | 20.1 | 0.0 | 43.3 | 162 | 5,804 |
Interim Follow-up Visit | - | - | - | - | - | - | - | - |
Visit 2 | 2,620 | 20.7 | ± 6.5 | 21.0 | 0.0 | 48.0 | 1,460 | 4,080 |
CVD Outcomes | - | - | - | - | - | - | - | - |
Age at Sleep Heart Health Study Visit One (SHHS1) vs Percentage of total sleep duration in REM from type II polysomnography
Visit 1
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 5,642 | 19.8 | ± 6.3 | 20.1 | 0.0 | 43.3 | 162 | 5,804 |
35-44 years | 336 | 21.4 | ± 6.1 | 21.7 | 0.0 | 39.4 | 6 | 342 |
45-54 years | 999 | 20.7 | ± 6.1 | 21.1 | 0.0 | 40.3 | 18 | 1,017 |
55-64 years | 1,734 | 20.3 | ± 6.0 | 20.5 | 0.0 | 42.5 | 35 | 1,769 |
65-74 years | 1,572 | 19.4 | ± 6.2 | 19.8 | 0.0 | 43.3 | 45 | 1,617 |
75-84 years | 907 | 18.2 | ± 6.6 | 18.5 | 0.0 | 37.1 | 48 | 955 |
85 years or older | 94 | 16.3 | ± 6.6 | 16.9 | 0.0 | 32.7 | 10 | 104 |
Gender of the participant vs Percentage of total sleep duration in REM from type II polysomnography
Visit 1
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 5,642 | 19.8 | ± 6.3 | 20.1 | 0.0 | 43.3 | 162 | 5,804 |
Male | 2,691 | 19.5 | ± 6.3 | 19.6 | 0.0 | 41.7 | 74 | 2,765 |
Female | 2,951 | 20.1 | ± 6.3 | 20.5 | 0.0 | 43.3 | 88 | 3,039 |
Gender of the participant vs Percentage of total sleep duration in REM from type II polysomnography
Visit 2
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 2,620 | 20.7 | ± 6.5 | 21.0 | 0.0 | 48.0 | 1,460 | 4,080 |
Male | 1,204 | 20.4 | ± 6.6 | 21.0 | 0.0 | 42.0 | 657 | 1,861 |
Female | 1,416 | 21.1 | ± 6.4 | 21.0 | 0.0 | 48.0 | 803 | 2,219 |
Race of the participant vs Percentage of total sleep duration in REM from type II polysomnography
Visit 1
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 5,642 | 19.8 | ± 6.3 | 20.1 | 0.0 | 43.3 | 162 | 5,804 |
White | 4,785 | 19.8 | ± 6.2 | 20.1 | 0.0 | 43.3 | 122 | 4,907 |
Black | 477 | 19.3 | ± 6.9 | 19.5 | 0.0 | 37.9 | 38 | 515 |
Other | 380 | 20.2 | ± 6.3 | 20.9 | 0.9 | 39.4 | 2 | 382 |
Race of the participant vs Percentage of total sleep duration in REM from type II polysomnography
Visit 2
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 2,620 | 20.7 | ± 6.5 | 21.0 | 0.0 | 48.0 | 1,460 | 4,080 |
White | 2,286 | 20.8 | ± 6.4 | 21.0 | 0.0 | 48.0 | 1,301 | 3,587 |
Black | 175 | 19.6 | ± 7.9 | 20.0 | 0.0 | 41.0 | 81 | 256 |
Other | 159 | 21.0 | ± 6.2 | 21.0 | 2.0 | 40.0 | 78 | 237 |