quabdo quchest
Name
quair
Label
PSG Quality Assessment (SHHS2): Signal Quality (airflow)
Description

Overall quality of signal from airflow sensor (thermistor) during sleep as assessed by scorer.

Domain
sigqus2
  • 1: Signal good for <25% of sleep time
  • 2: Signal good for 25-49% of sleep time
  • 3: Signal good for 50-74% of sleep time
  • 4: Signal good for 75-94% of sleep time
  • 5: Signal good for >95% of sleep time
Type
choices
Tags
QuAir
PSG Quality Assessment (SHHS2): Signal Quality (airflow) vs SHHS Visit Number
Visit 1 Visit 2 CVD Outcomes
Total 5,804 4,080 5,042
Signal good for <25% of sleep time - 67 -
Signal good for 25-49% of sleep time - 94 -
Signal good for 50-74% of sleep time - 233 -
Signal good for 75-94% of sleep time - 689 -
Signal good for >95% of sleep time - 1,568 -
Unknown 5,804 1,429 5,042
PSG Quality Assessment (SHHS2): Signal Quality (airflow) vs Age at SHHS1
Visit 1
39.0 to 55.0 years 55.0 to 63.0 years 63.0 to 72.0 years 72.0 to 100.0 years Total
Total 1,451 1,451 1,451 1,451 5,804
Signal good for <25% of sleep time - - - - -
Signal good for 25-49% of sleep time - - - - -
Signal good for 50-74% of sleep time - - - - -
Signal good for 75-94% of sleep time - - - - -
Signal good for >95% of sleep time - - - - -
Unknown 1,451 1,451 1,451 1,451 5,804
PSG Quality Assessment (SHHS2): Signal Quality (airflow) vs Gender
Visit 1
Female Male Total
Total 3,039 2,765 5,804
Signal good for <25% of sleep time - - -
Signal good for 25-49% of sleep time - - -
Signal good for 50-74% of sleep time - - -
Signal good for 75-94% of sleep time - - -
Signal good for >95% of sleep time - - -
Unknown 3,039 2,765 5,804
PSG Quality Assessment (SHHS2): Signal Quality (airflow) vs Gender
Visit 2
Female Male Total
Total 2,219 1,861 4,080
Signal good for <25% of sleep time 35 32 67
Signal good for 25-49% of sleep time 53 41 94
Signal good for 50-74% of sleep time 131 102 233
Signal good for 75-94% of sleep time 381 308 689
Signal good for >95% of sleep time 825 743 1,568
Unknown 794 635 1,429
PSG Quality Assessment (SHHS2): Signal Quality (airflow) vs Race
Visit 1
white black native amer/alaskan asian/pacific islander hispanic/mex. amer other Total
Total 4,907 515 11 88 280 3 5,804
Signal good for <25% of sleep time - - - - - - -
Signal good for 25-49% of sleep time - - - - - - -
Signal good for 50-74% of sleep time - - - - - - -
Signal good for 75-94% of sleep time - - - - - - -
Signal good for >95% of sleep time - - - - - - -
Unknown 4,907 515 11 88 280 3 5,804
PSG Quality Assessment (SHHS2): Signal Quality (airflow) vs Race
Visit 2
white black native amer/alaskan asian/pacific islander hispanic/mex. amer other Total
Total 3,587 256 8 48 180 1 4,080
Signal good for <25% of sleep time 59 4 - 1 3 - 67
Signal good for 25-49% of sleep time 85 6 - - 3 - 94
Signal good for 50-74% of sleep time 200 19 1 2 11 - 233
Signal good for 75-94% of sleep time 609 37 1 7 35 - 689
Signal good for >95% of sleep time 1,358 115 1 24 69 1 1,568
Unknown 1,276 75 5 14 59 - 1,429