Histogram

A4b. Visit of Sleep Study vs Hypopnea Index (Supine): (Hypopneas with > 50% flow reduction and >= 5% 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 0.1 ± 0.7 0.0 0.0 14.2 - 3,012
Visit 3 2,332 0.3 ± 1.7 0.0 0.0 46.9 - 2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Hypopnea Index (Supine): (Hypopneas with > 50% flow reduction and >= 5% 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 0.1 ± 0.7 0.0 0.0 14.2 - 3,012
Non-Hispanic White 1,842 0.1 ± 0.7 0.0 0.0 14.2 - 1,842
Non-Hispanic Black 359 0.2 ± 1.0 0.0 0.0 12.2 - 359
Hispanic 557 0.09 ± 0.4 0.0 0.0 4.9 - 557
Asian 112 0.08 ± 0.3 0.0 0.0 2.4 - 112
Other 142 0.1 ± 0.5 0.0 0.0 4.2 - 142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Hypopnea Index (Supine): (Hypopneas with > 50% flow reduction and >= 5% 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 0.3 ± 1.7 0.0 0.0 46.9 - 2,332
Non-Hispanic White 1,494 0.3 ± 1.7 0.0 0.0 46.9 - 1,494
Non-Hispanic Black 247 0.5 ± 2.4 0.0 0.0 34.3 - 247
Hispanic 397 0.3 ± 1.1 0.0 0.0 15.0 - 397
Asian 84 0.3 ± 0.9 0.0 0.0 5.7 - 84
Other 110 0.4 ± 1.3 0.0 0.0 7.5 - 110