rdirem3p nsupinep
Name
overall_shhs2
Label
PSG Quality Assessment (SHHS2): Overall signal quality
Description

Overall study grade as assigned by scorer. The overall quality grade is based on the quality and duration of EEG, respiratory and oximetry signals. Based on signal quality during sleep time.

Domain
ovqus2
  • 1: Unsatisfactory
  • 2: Poor
  • 3: Fair
  • 4: Good
  • 5: Very Good
  • 6: Excellent
  • 7: Outstanding
Type
choices
Tags
overall_shhs2
PSG Quality Assessment (SHHS2): Overall signal quality vs SHHS Visit Number
Visit 1 Interim Follow-up Visit Visit 2 CVD Outcomes
Total - - 4,080 -
Unsatisfactory - - - -
Poor - - - -
Fair - - 109 -
Good - - 243 -
Very Good - - 667 -
Excellent - - 947 -
Outstanding - - 685 -
Unknown - - 1,429 -
PSG Quality Assessment (SHHS2): Overall signal quality vs Gender
Visit 2
Male Female Total
Total 1,861 2,219 4,080
Unsatisfactory - - -
Poor - - -
Fair 50 59 109
Good 104 139 243
Very Good 305 362 667
Excellent 451 496 947
Outstanding 316 369 685
Unknown 635 794 1,429
PSG Quality Assessment (SHHS2): Overall signal quality vs Race
Visit 2
White Black Other Total
Total 3,587 256 237 4,080
Unsatisfactory - - - -
Poor - - - -
Fair 88 18 3 109
Good 218 11 14 243
Very Good 582 50 35 667
Excellent 814 70 63 947
Outstanding 609 32 44 685
Unknown 1,276 75 78 1,429