quchin queeg2
Name
queeg1
Label
Quality of the EEG1 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 EEG1 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 - - 46 -
25-49% of time with artifact-free signal - - 45 -
50-74% of time with artifact-free signal - - 145 -
75-94% of time with artifact-free signal - - 478 -
Entire sleep time (at least 95%) artifact-free - - 1,937 -
Unknown - - 1,429 -
Quality of the EEG1 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 1 4 15 13 13 - 46
25-49% of time with artifact-free signal 1 8 12 10 14 - 45
50-74% of time with artifact-free signal 3 20 34 58 28 2 145
75-94% of time with artifact-free signal 22 85 131 145 88 7 478
Entire sleep time (at least 95%) artifact-free 109 381 660 558 217 12 1,937
Unknown 48 209 469 416 264 23 1,429
Quality of the EEG1 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 25 46
25-49% of time with artifact-free signal 27 18 45
50-74% of time with artifact-free signal 76 69 145
75-94% of time with artifact-free signal 232 246 478
Entire sleep time (at least 95%) artifact-free 870 1,067 1,937
Unknown 635 794 1,429
Quality of the EEG1 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 37 8 1 46
25-49% of time with artifact-free signal 37 7 1 45
50-74% of time with artifact-free signal 126 12 7 145
75-94% of time with artifact-free signal 416 43 19 478
Entire sleep time (at least 95%) artifact-free 1,695 111 131 1,937
Unknown 1,276 75 78 1,429