Race/Ethnicity

Visit (Number) vs Percentage of stage 3 sleep among total sleep duration 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 2.5 ± 4.8 0.0 0.0 35.1 293 1,516
CPAP Titration Visit (CPAP) 1,065 3.5 ± 6.2 0.0 -2.0 38.8 451 1,516
Two Month Post-CPAP Neurocognitive Visit (2M) 879 3.1 ± 5.4 0.0 0.0 41.4 637 1,516
Four Month Post-CPAP Neurocognitive Visit (4M) - - - - - - 1,516 1,516
Six Month Post-CPAP Neurocognitive Visit (6M) 849 2.8 ± 5.1 0.0 0.0 26.8 667 1,516
Gender vs Percentage of stage 3 sleep among total sleep duration 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 Percentage of stage 3 sleep among total sleep duration 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 Percentage of stage 3 sleep among total sleep duration from type I polysomnography
Diagnostic Visit (DX)
N Mean StdDev Median Min Max Unknown Total
Total 1,223 2.5 ± 4.8 0.0 0.0 35.1 293 1,516
Male 783 2.1 ± 4.4 0.0 0.0 35.1 175 958
Female 440 3.3 ± 5.4 0.3 0.0 30.7 118 558
Gender vs Percentage of stage 3 sleep among total sleep duration from type I polysomnography
CPAP Titration Visit (CPAP)
N Mean StdDev Median Min Max Unknown Total
Total 1,065 3.5 ± 6.2 0.0 -2.0 38.8 451 1,516
Male 699 3.0 ± 5.9 0.0 -2.0 38.8 259 958
Female 366 4.4 ± 6.7 0.5 0.0 38.2 192 558
Gender vs Percentage of stage 3 sleep among total sleep duration from type I polysomnography
Two Month Post-CPAP Neurocognitive Visit (2M)
N Mean StdDev Median Min Max Unknown Total
Total 879 3.1 ± 5.4 0.0 0.0 41.4 637 1,516
Male 572 2.5 ± 5.0 0.0 0.0 41.4 386 958
Female 307 4.0 ± 6.0 0.4 0.0 30.9 251 558
Gender vs Percentage of stage 3 sleep among total sleep duration 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 Percentage of stage 3 sleep among total sleep duration from type I polysomnography
Six Month Post-CPAP Neurocognitive Visit (6M)
N Mean StdDev Median Min Max Unknown Total
Total 849 2.8 ± 5.1 0.0 0.0 26.8 667 1,516
Male 552 2.2 ± 4.6 0.0 0.0 26.1 406 958
Female 297 3.9 ± 5.8 0.4 0.0 26.8 261 558
Race/Ethnicity vs Percentage of stage 3 sleep among total sleep duration 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 Percentage of stage 3 sleep among total sleep duration 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 Percentage of stage 3 sleep among total sleep duration from type I polysomnography
Diagnostic Visit (DX)
N Mean StdDev Median Min Max Unknown Total
Total 1,223 2.5 ± 4.8 0.0 0.0 35.1 293 1,516
Native American 20 2.0 ± 4.7 0.05 0.0 14.5 8 28
Asian 73 2.4 ± 4.8 0.0 0.0 20.5 16 89
Black 120 1.8 ± 3.5 0.0 0.0 17.8 52 172
Hispanic 84 2.6 ± 4.1 0.3 0.0 21.2 32 116
White 918 2.6 ± 5.0 0.1 0.0 35.1 184 1,102
Other 8 2.2 ± 3.4 0.2 0.0 9.1 1 9
Race/Ethnicity vs Percentage of stage 3 sleep among total sleep duration from type I polysomnography
CPAP Titration Visit (CPAP)
N Mean StdDev Median Min Max Unknown Total
Total 1,065 3.5 ± 6.2 0.0 -2.0 38.8 451 1,516
Native American 17 4.8 ± 7.8 0.0 0.0 25.8 11 28
Asian 60 4.4 ± 7.9 0.0 0.0 36.7 29 89
Black 97 1.6 ± 3.7 0.0 0.0 17.2 75 172
Hispanic 72 3.2 ± 5.1 0.4 0.0 24.0 44 116
White 814 3.6 ± 6.3 0.0 -2.0 38.8 288 1,102
Other 5 0.7 ± 1.4 0.1 0.0 3.2 4 9
Race/Ethnicity vs Percentage of stage 3 sleep among total sleep duration from type I polysomnography
Two Month Post-CPAP Neurocognitive Visit (2M)
N Mean StdDev Median Min Max Unknown Total
Total 879 3.1 ± 5.4 0.0 0.0 41.4 637 1,516
Native American 13 4.0 ± 7.9 0.0 0.0 24.9 15 28
Asian 49 3.7 ± 4.6 0.9 0.0 14.6 40 89
Black 77 2.2 ± 5.4 0.0 0.0 30.9 95 172
Hispanic 65 3.9 ± 6.0 0.0 0.0 21.7 51 116
White 672 3.0 ± 5.4 0.0 0.0 41.4 430 1,102
Other 3 1.3 ± 2.3 0.0 0.0 4.0 6 9
Race/Ethnicity vs Percentage of stage 3 sleep among total sleep duration 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 Percentage of stage 3 sleep among total sleep duration from type I polysomnography
Six Month Post-CPAP Neurocognitive Visit (6M)
N Mean StdDev Median Min Max Unknown Total
Total 849 2.8 ± 5.1 0.0 0.0 26.8 667 1,516
Native American 13 4.0 ± 6.4 0.3 0.0 19.5 15 28
Asian 50 4.8 ± 6.2 2.4 0.0 23.3 39 89
Black 75 1.2 ± 2.8 0.0 0.0 14.1 97 172
Hispanic 61 3.1 ± 4.9 0.0 0.0 18.5 55 116
White 647 2.8 ± 5.2 0.0 0.0 26.8 455 1,102
Other 3 3.1 ± 2.9 3.8 0.0 5.6 6 9