quair quchin
Name
quchest
Label
Quality of the thoracic signal
Domain
sigqual2
  • 1: Less than 25% of time with artifact-free signal
  • 2: 25-49% of time with artifact-free signal
  • 3: 50-74% of time with artifact-free signal
  • 4: 75-94% of time with artifact-free signal
  • 5: Entire sleep time (at least 95%) artifact-free
Type
choices
Quality of the thoracic signal vs SHHS Visit Number
Visit 1 Interim Follow-up Visit Visit 2 CVD Outcomes
Total - - 4,080 -
Less than 25% of time with artifact-free signal - - 54 -
25-49% of time with artifact-free signal - - 68 -
50-74% of time with artifact-free signal - - 159 -
75-94% of time with artifact-free signal - - 397 -
Entire sleep time (at least 95%) artifact-free - - 1,973 -
Unknown - - 1,429 -
Quality of the thoracic signal vs Age at SHHS1
Visit 2
35-44 years 45-54 years 55-64 years 65-74 years 75-84 years 85 years or older Total
Total 184 707 1,321 1,200 624 44 4,080
Less than 25% of time with artifact-free signal 3 6 19 17 9 - 54
25-49% of time with artifact-free signal 4 15 18 19 11 1 68
50-74% of time with artifact-free signal 10 35 50 48 14 2 159
75-94% of time with artifact-free signal 13 71 154 123 35 1 397
Entire sleep time (at least 95%) artifact-free 106 371 611 577 291 17 1,973
Unknown 48 209 469 416 264 23 1,429
Quality of the thoracic signal vs Gender
Visit 2
Male Female Total
Total 1,861 2,219 4,080
Less than 25% of time with artifact-free signal 21 33 54
25-49% of time with artifact-free signal 21 47 68
50-74% of time with artifact-free signal 59 100 159
75-94% of time with artifact-free signal 185 212 397
Entire sleep time (at least 95%) artifact-free 940 1,033 1,973
Unknown 635 794 1,429
Quality of the thoracic signal vs Race
Visit 2
White Black Other Total
Total 3,587 256 237 4,080
Less than 25% of time with artifact-free signal 48 3 3 54
25-49% of time with artifact-free signal 54 9 5 68
50-74% of time with artifact-free signal 137 9 13 159
75-94% of time with artifact-free signal 353 19 25 397
Entire sleep time (at least 95%) artifact-free 1,719 141 113 1,973
Unknown 1,276 75 78 1,429