Histogram

A4b. Visit of Sleep Study vs Obstructive Apnea Index: (Obstructive apneas with no oxygen desaturation threshold used) / hour of estimated sleep from type III home sleep apnea test
N Mean StdDev Median Min Max Unknown Total
Visit 1 3,012 0.07 ± 0.4 0.0 0.0 15.0 - 3,012
Visit 3 2,332 0.1 ± 2.5 0.0 0.0 119.8 - 2,332
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Obstructive Apnea Index: (Obstructive apneas with no oxygen desaturation threshold used) / hour of estimated sleep from type III home sleep apnea test
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 3,012 0.07 ± 0.4 0.0 0.0 15.0 - 3,012
Non-Hispanic White 1,842 0.06 ± 0.3 0.0 0.0 10.3 - 1,842
Non-Hispanic Black 359 0.1 ± 1.0 0.0 0.0 15.0 - 359
Hispanic 557 0.07 ± 0.3 0.0 0.0 4.6 - 557
Asian 112 0.09 ± 0.3 0.0 0.0 2.1 - 112
Other 142 0.06 ± 0.2 0.0 0.0 2.5 - 142
Race/ethnicity combined categories derived from V1AF05 and V1AF07a-g vs Obstructive Apnea Index: (Obstructive apneas with no oxygen desaturation threshold used) / hour of estimated sleep from type III home sleep apnea test
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 2,332 0.1 ± 2.5 0.0 0.0 119.8 - 2,332
Non-Hispanic White 1,494 0.2 ± 3.1 0.0 0.0 119.8 - 1,494
Non-Hispanic Black 247 0.2 ± 0.9 0.0 0.0 11.5 - 247
Hispanic 397 0.08 ± 0.4 0.0 0.0 6.0 - 397
Asian 84 0.1 ± 0.3 0.0 0.0 1.6 - 84
Other 110 0.05 ± 0.2 0.0 0.0 1.4 - 110