Histogram

A4b. Visit of Sleep Study vs Hypopnea Index (Supine): (Hypopneas with > 50% flow reduction and >= 4% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
N Mean StdDev Median Min Max Unknown Total
Visit 1 3,012 0.2 ± 1.0 0.0 0.0 20.9 - 3,012
Visit 3 2,332 0.6 ± 2.3 0.0 0.0 58.9 - 2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Hypopnea Index (Supine): (Hypopneas with > 50% flow reduction and >= 4% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 3,012 0.2 ± 1.0 0.0 0.0 20.9 - 3,012
Non-Hispanic White 1,842 0.2 ± 1.0 0.0 0.0 20.9 - 1,842
Non-Hispanic Black 359 0.3 ± 1.3 0.0 0.0 12.2 - 359
Hispanic 557 0.2 ± 0.7 0.0 0.0 6.5 - 557
Asian 112 0.2 ± 0.6 0.0 0.0 3.8 - 112
Other 142 0.2 ± 0.7 0.0 0.0 5.9 - 142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Hypopnea Index (Supine): (Hypopneas with > 50% flow reduction and >= 4% oxygen desaturation) / hour of estimated sleep from type III home sleep apnea test
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 2,332 0.6 ± 2.3 0.0 0.0 58.9 - 2,332
Non-Hispanic White 1,494 0.5 ± 2.3 0.0 0.0 58.9 - 1,494
Non-Hispanic Black 247 0.7 ± 2.8 0.0 0.0 37.1 - 247
Hispanic 397 0.5 ± 2.0 0.0 0.0 30.0 - 397
Asian 84 0.5 ± 1.2 0.0 0.0 6.4 - 84
Other 110 0.7 ± 1.9 0.0 0.0 10.9 - 110