Race

Quality of the airflow signal vs Sleep Heart Health Study (SHHS) Visit Number
Visit 1 Interim Follow-up Visit Visit 2 CVD Outcomes
Total 5,804 - - -
Less than 2 hours of artifact-free signal 245 - - -
At least 2 hours but less than 4 hours of artifact-free signal 452 - - -
At least 4 hours but less than 6 hours of artifact-free signal 1,804 - - -
At least 6 hours of artifact-free signal 3,302 - - -
Unknown 1 - - -
Quality of the airflow signal vs Age at Sleep Heart Health Study Visit One (SHHS1)
Visit 1
35-44 years 45-54 years 55-64 years 65-74 years 75-84 years 85 years or older Total
Total 342 1,017 1,769 1,617 955 104 5,804
Less than 2 hours of artifact-free signal 14 42 71 66 47 5 245
At least 2 hours but less than 4 hours of artifact-free signal 33 72 109 125 99 14 452
At least 4 hours but less than 6 hours of artifact-free signal 118 320 557 489 289 31 1,804
At least 6 hours of artifact-free signal 176 583 1,032 937 520 54 3,302
Unknown 1 - - - - - 1
Quality of the airflow signal vs Gender of the participant
Visit 1
Male Female Total
Total 2,765 3,039 5,804
Less than 2 hours of artifact-free signal 115 130 245
At least 2 hours but less than 4 hours of artifact-free signal 208 244 452
At least 4 hours but less than 6 hours of artifact-free signal 868 936 1,804
At least 6 hours of artifact-free signal 1,574 1,728 3,302
Unknown - 1 1
Quality of the airflow signal vs Race of the participant
Visit 1
White Black Other Total
Total 4,907 515 382 5,804
Less than 2 hours of artifact-free signal 205 26 14 245
At least 2 hours but less than 4 hours of artifact-free signal 374 52 26 452
At least 4 hours but less than 6 hours of artifact-free signal 1,515 185 104 1,804
At least 6 hours of artifact-free signal 2,812 252 238 3,302
Unknown 1 - - 1