Histogram

Visit (Number) vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Baseline (BL) - - - - - - 1,516 1,516
Clinical Evaluation (CE) - - - - - - 1,516 1,516
Diagnostic Visit (DX) 1,223 67.5 ± 30.8 66.5 -2.0 239.5 293 1,516
CPAP Titration Visit (CPAP) 1,065 61.9 ± 33.4 60.0 -2.0 185.0 451 1,516
Two Month Post-CPAP Neurocognitive Visit (2M) 879 76.9 ± 31.3 76.0 -2.0 174.0 637 1,516
Four Month Post-CPAP Neurocognitive Visit (4M) - - - - - - 1,516 1,516
Six Month Post-CPAP Neurocognitive Visit (6M) 849 78.2 ± 32.8 79.5 -2.0 182.0 667 1,516
Gender vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Baseline (BL)
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 1,516 1,516
Male - - - - - - 958 958
Female - - - - - - 558 558
Gender vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Clinical Evaluation (CE)
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 1,516 1,516
Male - - - - - - 958 958
Female - - - - - - 558 558
Gender vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Diagnostic Visit (DX)
N Mean StdDev Median Min Max Unknown Total
Total 1,223 67.5 ± 30.8 66.5 -2.0 239.5 293 1,516
Male 783 67.3 ± 30.8 65.5 -2.0 193.5 175 958
Female 440 67.7 ± 30.9 67.5 -2.0 239.5 118 558
Gender vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
CPAP Titration Visit (CPAP)
N Mean StdDev Median Min Max Unknown Total
Total 1,065 61.9 ± 33.4 60.0 -2.0 185.0 451 1,516
Male 699 61.3 ± 34.1 59.5 -2.0 185.0 259 958
Female 366 62.9 ± 32.0 60.5 -2.0 164.0 192 558
Gender vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Two Month Post-CPAP Neurocognitive Visit (2M)
N Mean StdDev Median Min Max Unknown Total
Total 879 76.9 ± 31.3 76.0 -2.0 174.0 637 1,516
Male 572 77.2 ± 32.2 76.5 -2.0 174.0 386 958
Female 307 76.5 ± 29.6 74.0 -2.0 148.5 251 558
Gender vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Four Month Post-CPAP Neurocognitive Visit (4M)
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 1,516 1,516
Male - - - - - - 958 958
Female - - - - - - 558 558
Gender vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Six Month Post-CPAP Neurocognitive Visit (6M)
N Mean StdDev Median Min Max Unknown Total
Total 849 78.2 ± 32.8 79.5 -2.0 182.0 667 1,516
Male 552 76.8 ± 31.9 78.5 -2.0 182.0 406 958
Female 297 80.8 ± 34.2 82.5 -2.0 158.5 261 558
Race/Ethnicity vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Baseline (BL)
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 1,516 1,516
Native American - - - - - - 28 28
Asian - - - - - - 89 89
Black - - - - - - 172 172
Hispanic - - - - - - 116 116
White - - - - - - 1,102 1,102
Other - - - - - - 9 9
Race/Ethnicity vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Clinical Evaluation (CE)
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 1,516 1,516
Native American - - - - - - 28 28
Asian - - - - - - 89 89
Black - - - - - - 172 172
Hispanic - - - - - - 116 116
White - - - - - - 1,102 1,102
Other - - - - - - 9 9
Race/Ethnicity vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Diagnostic Visit (DX)
N Mean StdDev Median Min Max Unknown Total
Total 1,223 67.5 ± 30.8 66.5 -2.0 239.5 293 1,516
Native American 20 69.3 ± 27.4 69.3 10.5 127.0 8 28
Asian 73 66.0 ± 27.4 72.5 3.5 122.0 16 89
Black 120 69.8 ± 35.2 68.3 -2.0 145.0 52 172
Hispanic 84 83.1 ± 27.3 84.0 27.5 153.0 32 116
White 918 65.8 ± 30.5 64.0 -2.0 239.5 184 1,102
Other 8 68.8 ± 23.6 70.8 35.5 109.5 1 9
Race/Ethnicity vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
CPAP Titration Visit (CPAP)
N Mean StdDev Median Min Max Unknown Total
Total 1,065 61.9 ± 33.4 60.0 -2.0 185.0 451 1,516
Native American 17 61.0 ± 24.5 61.5 17.0 106.0 11 28
Asian 60 53.3 ± 29.7 53.3 -2.0 127.5 29 89
Black 97 67.8 ± 34.1 67.0 -2.0 164.0 75 172
Hispanic 72 68.1 ± 32.2 66.3 -2.0 158.0 44 116
White 814 61.2 ± 33.7 59.0 -2.0 185.0 288 1,102
Other 5 66.8 ± 35.9 80.5 18.0 107.0 4 9
Race/Ethnicity vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Two Month Post-CPAP Neurocognitive Visit (2M)
N Mean StdDev Median Min Max Unknown Total
Total 879 76.9 ± 31.3 76.0 -2.0 174.0 637 1,516
Native American 13 80.4 ± 31.8 70.5 36.0 165.5 15 28
Asian 49 72.7 ± 26.1 67.5 22.0 132.0 40 89
Black 77 82.1 ± 36.6 78.0 8.5 167.0 95 172
Hispanic 65 87.8 ± 31.5 92.0 21.5 149.5 51 116
White 672 75.6 ± 30.8 75.5 -2.0 174.0 430 1,102
Other 3 69.2 ± 16.8 71.0 51.5 85.0 6 9
Race/Ethnicity vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Four Month Post-CPAP Neurocognitive Visit (4M)
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 1,516 1,516
Native American - - - - - - 28 28
Asian - - - - - - 89 89
Black - - - - - - 172 172
Hispanic - - - - - - 116 116
White - - - - - - 1,102 1,102
Other - - - - - - 9 9
Race/Ethnicity vs Total Sleep Duration (REM): the interval between sleep onset time and lights on/out-bed time while the participant is in REM sleep from type I polysomnography
Six Month Post-CPAP Neurocognitive Visit (6M)
N Mean StdDev Median Min Max Unknown Total
Total 849 78.2 ± 32.8 79.5 -2.0 182.0 667 1,516
Native American 13 79.5 ± 26.9 84.0 34.5 131.0 15 28
Asian 50 74.1 ± 27.3 76.8 22.0 131.0 39 89
Black 75 82.5 ± 34.8 88.0 1.0 154.5 97 172
Hispanic 61 84.2 ± 32.1 82.5 10.0 158.0 55 116
White 647 77.4 ± 33.0 78.5 -2.0 182.0 455 1,102
Other 3 67.8 ± 36.7 88.0 25.5 90.0 6 9