Gender
Quality of the chin 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 | - | - | 150 | - |
| 25-49% of time with artifact-free signal | - | - | 76 | - |
| 50-74% of time with artifact-free signal | - | - | 95 | - |
| 75-94% of time with artifact-free signal | - | - | 203 | - |
| Entire sleep time (at least 95%) artifact-free | - | - | 2,127 | - |
| Unknown | - | - | 1,429 | - |
Quality of the chin 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 | 102 | 48 | 150 |
| 25-49% of time with artifact-free signal | 45 | 31 | 76 |
| 50-74% of time with artifact-free signal | 49 | 46 | 95 |
| 75-94% of time with artifact-free signal | 106 | 97 | 203 |
| Entire sleep time (at least 95%) artifact-free | 924 | 1,203 | 2,127 |
| Unknown | 635 | 794 | 1,429 |
Quality of the chin 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 | 132 | 11 | 7 | 150 |
| 25-49% of time with artifact-free signal | 68 | 6 | 2 | 76 |
| 50-74% of time with artifact-free signal | 84 | 5 | 6 | 95 |
| 75-94% of time with artifact-free signal | 176 | 15 | 12 | 203 |
| Entire sleep time (at least 95%) artifact-free | 1,851 | 144 | 132 | 2,127 |
| Unknown | 1,276 | 75 | 78 | 1,429 |