Race/Ethnicity

Visit (Number) vs Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of 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 25.5 ± 25.1 17.2 0.0 137.8 293 1,516
CPAP Titration Visit (CPAP) 1,065 17.4 ± 21.6 8.6 -2.0 116.6 451 1,516
Two Month Post-CPAP Neurocognitive Visit (2M) 879 14.9 ± 20.5 6.2 -2.0 119.7 637 1,516
Four Month Post-CPAP Neurocognitive Visit (4M) - - - - - - 1,516 1,516
Six Month Post-CPAP Neurocognitive Visit (6M) 849 14.3 ± 20.5 5.7 -2.0 122.9 667 1,516
Gender vs Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of 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 Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of 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 Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of sleep from type I polysomnography
Diagnostic Visit (DX)
N Mean StdDev Median Min Max Unknown Total
Total 1,223 25.5 ± 25.1 17.2 0.0 137.8 293 1,516
Male 783 27.3 ± 26.0 18.7 0.0 137.8 175 958
Female 440 22.2 ± 23.2 14.4 0.0 119.8 118 558
Gender vs Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of sleep from type I polysomnography
CPAP Titration Visit (CPAP)
N Mean StdDev Median Min Max Unknown Total
Total 1,065 17.4 ± 21.6 8.6 -2.0 116.6 451 1,516
Male 699 18.6 ± 22.3 9.8 -2.0 113.0 259 958
Female 366 15.1 ± 20.1 6.7 0.0 116.6 192 558
Gender vs Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of sleep from type I polysomnography
Two Month Post-CPAP Neurocognitive Visit (2M)
N Mean StdDev Median Min Max Unknown Total
Total 879 14.9 ± 20.5 6.2 -2.0 119.7 637 1,516
Male 572 15.6 ± 21.4 6.7 0.0 119.7 386 958
Female 307 13.6 ± 18.6 5.6 -2.0 105.1 251 558
Gender vs Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of 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 Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of sleep from type I polysomnography
Six Month Post-CPAP Neurocognitive Visit (6M)
N Mean StdDev Median Min Max Unknown Total
Total 849 14.3 ± 20.5 5.7 -2.0 122.9 667 1,516
Male 552 15.0 ± 20.6 6.1 -2.0 122.9 406 958
Female 297 13.0 ± 20.4 4.6 -2.0 119.1 261 558
Race/Ethnicity vs Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of 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 Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of 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 Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of sleep from type I polysomnography
Diagnostic Visit (DX)
N Mean StdDev Median Min Max Unknown Total
Total 1,223 25.5 ± 25.1 17.2 0.0 137.8 293 1,516
Native American 20 30.6 ± 29.3 23.0 1.4 115.7 8 28
Asian 73 20.5 ± 22.3 12.4 0.0 106.5 16 89
Black 120 31.4 ± 28.0 22.8 0.0 114.4 52 172
Hispanic 84 25.3 ± 24.4 18.1 0.8 137.8 32 116
White 918 25.0 ± 24.9 16.8 0.0 125.3 184 1,102
Other 8 22.2 ± 14.1 24.1 1.3 41.2 1 9
Race/Ethnicity vs Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of sleep from type I polysomnography
CPAP Titration Visit (CPAP)
N Mean StdDev Median Min Max Unknown Total
Total 1,065 17.4 ± 21.6 8.6 -2.0 116.6 451 1,516
Native American 17 18.6 ± 25.0 10.4 2.2 83.3 11 28
Asian 60 12.6 ± 17.5 4.7 0.0 71.1 29 89
Black 97 17.9 ± 23.3 9.4 0.0 116.6 75 172
Hispanic 72 21.8 ± 25.9 11.0 0.0 107.7 44 116
White 814 17.2 ± 21.2 8.5 -2.0 113.0 288 1,102
Other 5 25.4 ± 21.2 16.4 8.3 58.2 4 9
Race/Ethnicity vs Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of sleep from type I polysomnography
Two Month Post-CPAP Neurocognitive Visit (2M)
N Mean StdDev Median Min Max Unknown Total
Total 879 14.9 ± 20.5 6.2 -2.0 119.7 637 1,516
Native American 13 19.1 ± 27.4 9.2 0.0 95.7 15 28
Asian 49 10.4 ± 17.5 3.0 0.0 94.6 40 89
Black 77 13.7 ± 17.8 6.3 0.0 81.3 95 172
Hispanic 65 19.9 ± 24.5 8.2 0.0 117.8 51 116
White 672 14.7 ± 20.3 6.2 -2.0 119.7 430 1,102
Other 3 42.9 ± 36.0 49.5 4.1 75.1 6 9
Race/Ethnicity vs Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of 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 Oxygen Desaturation Index: Oxygen desaturation associated with respiratory events per hour of sleep from type I polysomnography
Six Month Post-CPAP Neurocognitive Visit (6M)
N Mean StdDev Median Min Max Unknown Total
Total 849 14.3 ± 20.5 5.7 -2.0 122.9 667 1,516
Native American 13 6.9 ± 6.4 7.1 0.6 24.8 15 28
Asian 50 8.0 ± 14.0 2.8 0.0 68.0 39 89
Black 75 13.4 ± 18.2 4.6 -2.0 86.3 97 172
Hispanic 61 15.7 ± 17.4 12.3 0.2 75.9 55 116
White 647 14.7 ± 21.5 6.0 -2.0 122.9 455 1,102
Other 3 48.2 ± 23.2 58.7 21.6 64.4 6 9