Name
hrtdur
Label
Total Duration of Apneas and Hypopneas (REM): Apneas with no oxygen desaturation threshold used and hypopneas with > 30% flow reduction and no oxygen desaturation threshold used during REM sleep from type II polysomnography
Units
minutes (min)
Type
numeric
Visit number vs Total Duration of Apneas and Hypopneas (REM): Apneas with no oxygen desaturation threshold used and hypopneas with > 30% flow reduction and no oxygen desaturation threshold used during REM sleep from type II polysomnography
N Mean StdDev Median Min Max Unknown Total
Visit 8 461 20.4 ± 14.3 17.9 0.0 77.8 - 461
Age (categorical) vs Total Duration of Apneas and Hypopneas (REM): Apneas with no oxygen desaturation threshold used and hypopneas with > 30% flow reduction and no oxygen desaturation threshold used during REM sleep from type II polysomnography
Visit 8
N Mean StdDev Median Min Max Unknown Total
Total 455 20.4 ± 14.2 17.9 0.0 77.8 - 455
75-84 years 325 21.1 ± 14.2 18.7 0.0 63.8 - 325
85 years or older 130 18.9 ± 14.3 16.2 0.0 77.8 - 130
Gender vs Total Duration of Apneas and Hypopneas (REM): Apneas with no oxygen desaturation threshold used and hypopneas with > 30% flow reduction and no oxygen desaturation threshold used during REM sleep from type II polysomnography
Visit 8
N Mean StdDev Median Min Max Unknown Total
Total 461 20.4 ± 14.3 17.9 0.0 77.8 - 461
Female 461 20.4 ± 14.3 17.9 0.0 77.8 - 461