Histogram

A4b. Visit of Sleep Study vs Number of Hypopnea (Supine): Hypopneas with > 50% flow reduction and >= 4% oxygen desaturation from type III home sleep apnea test
N Mean StdDev Median Min Max Unknown Total
Visit 1 3,012 0.6 ± 2.4 0.0 0.0 64.0 - 3,012
Visit 3 2,332 1.3 ± 5.2 0.0 0.0 104.0 - 2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Number of Hypopnea (Supine): Hypopneas with > 50% flow reduction and >= 4% oxygen desaturation from type III home sleep apnea test
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 3,012 0.6 ± 2.4 0.0 0.0 64.0 - 3,012
Non-Hispanic White 1,842 0.6 ± 2.5 0.0 0.0 64.0 - 1,842
Non-Hispanic Black 359 0.7 ± 2.3 0.0 0.0 17.0 - 359
Hispanic 557 0.6 ± 2.0 0.0 0.0 20.0 - 557
Asian 112 1.1 ± 3.2 0.0 0.0 25.0 - 112
Other 142 0.4 ± 1.4 0.0 0.0 11.0 - 142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Number of Hypopnea (Supine): Hypopneas with > 50% flow reduction and >= 4% oxygen desaturation from type III home sleep apnea test
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 2,332 1.3 ± 5.2 0.0 0.0 104.0 - 2,332
Non-Hispanic White 1,494 1.2 ± 5.2 0.0 0.0 104.0 - 1,494
Non-Hispanic Black 247 1.6 ± 5.0 0.0 0.0 42.0 - 247
Hispanic 397 1.1 ± 4.2 0.0 0.0 46.0 - 397
Asian 84 2.0 ± 5.0 0.0 0.0 28.0 - 84
Other 110 2.1 ± 7.4 0.0 0.0 64.0 - 110