Name
airdur
Label
PSG Quality Assessment (SHHS2): hours of usable airflow
Description

Number of hours of usable signal from airflow sensor (thermistor) as assessed by scorer.

Units
hour
Type
numeric
Tags
SHHS Visit Number vs PSG Quality Assessment (SHHS2): hours of usable airflow
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,804 5.7 ± 1.8 6.0 0.0 9.0 - 5,804
Visit 2 2,651 6.7 ± 1.8 7.0 0.0 11.0 1,429 4,080
CVD Outcomes - - - - - - 5,042 5,042
Age at SHHS1 vs PSG Quality Assessment (SHHS2): hours of usable airflow
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,804 5.7 ± 1.8 6.0 0.0 9.0 - 5,804
39.0 to 55.0 years 1,451 5.6 ± 1.8 6.0 0.0 8.0 - 1,451
55.0 to 63.0 years 1,451 5.7 ± 1.7 6.0 0.0 8.0 - 1,451
63.0 to 72.0 years 1,451 5.8 ± 1.8 6.0 0.0 9.0 - 1,451
72.0 to 100.0 years 1,451 5.6 ± 1.8 6.0 0.0 9.0 - 1,451
Gender vs PSG Quality Assessment (SHHS2): hours of usable airflow
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,804 5.7 ± 1.8 6.0 0.0 9.0 - 5,804
Female 3,039 5.7 ± 1.8 6.0 0.0 9.0 - 3,039
Male 2,765 5.7 ± 1.7 6.0 0.0 8.0 - 2,765
Gender vs PSG Quality Assessment (SHHS2): hours of usable airflow
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,651 6.7 ± 1.8 7.0 0.0 11.0 1,429 4,080
Female 1,425 6.7 ± 1.8 7.0 0.0 11.0 794 2,219
Male 1,226 6.7 ± 1.7 7.0 0.0 11.0 635 1,861
Race vs PSG Quality Assessment (SHHS2): hours of usable airflow
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 5,804 5.7 ± 1.8 6.0 0.0 9.0 - 5,804
white 4,907 5.7 ± 1.7 6.0 0.0 9.0 - 4,907
black 515 5.4 ± 1.8 6.0 0.0 8.0 - 515
native amer/alaskan 11 6.1 ± 1.5 7.0 3.0 8.0 - 11
asian/pacific islander 88 6.0 ± 1.7 6.0 0.0 8.0 - 88
hispanic/mex. amer 280 5.8 ± 1.7 6.0 0.0 8.0 - 280
other 3 4.0 ± 2.0 4.0 2.0 6.0 - 3
Race vs PSG Quality Assessment (SHHS2): hours of usable airflow
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 2,651 6.7 ± 1.8 7.0 0.0 11.0 1,429 4,080
white 2,311 6.7 ± 1.7 7.0 0.0 11.0 1,276 3,587
black 181 6.9 ± 1.9 7.0 1.0 11.0 75 256
native amer/alaskan 3 6.0 ± 1.0 6.0 5.0 7.0 5 8
asian/pacific islander 34 6.9 ± 1.8 7.0 0.0 10.0 14 48
hispanic/mex. amer 121 6.9 ± 1.7 7.0 0.0 10.0 59 180
other 1 7.0 - 7.0 7.0 7.0 - 1