Histogram

Why was PSG morning survey not completed? vs Visit
Visit 1 Visit 2
Total - 2,911
Not Applicable - 1,024
Unable - 2
Unknown - 1,885
Why was PSG morning survey not completed? vs Gender
Visit 2
Female Male Total
Total - 2,911 2,911
Not Applicable - 1,024 1,024
Unable - 2 2
Unknown - 1,885 1,885
Why was PSG morning survey not completed? vs Race Category
Visit 2
White African American Asian Native Hawaiian or Other Pacific Islander American Indian or Alaskan Native Multiracial Unknown Total
Total 2,651 99 85 3 1 30 42 2,911
Not Applicable 895 40 49 3 1 14 22 1,024
Unable 1 1 - - - - - 2
Unknown 1,755 58 36 - - 16 20 1,885