Histogram
Quality of the EEG1 signal vs Sleep Heart Health Study (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 Gender of the participant
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 of the participant
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 |