Race

During the past 12 months, have you hit or injured your head? vs Visit
Visit 1 Visit 2
Total 2,911 2,911
Missing 1 1
DK/UN - -
Not Applicable 2,028 706
Not checked 793 278
Checked 89 41
Unknown - 1,885
During the past 12 months, have you hit or injured your head? vs Age at Sleep Visit 1
Visit 1
67.0 to 72.0 years 72.0 to 76.0 years 76.0 to 80.0 years 80.0 to 90.0 years Total
Total 728 728 728 727 2,911
Missing 1 - - - 1
DK/UN - - - - -
Not Applicable 521 528 516 463 2,028
Not checked 191 182 188 232 793
Checked 15 18 24 32 89
During the past 12 months, have you hit or injured your head? vs Gender
Visit 1
Female Male Total
Total - 2,911 2,911
Missing - 1 1
DK/UN - - -
Not Applicable - 2,028 2,028
Not checked - 793 793
Checked - 89 89
During the past 12 months, have you hit or injured your head? vs Gender
Visit 2
Female Male Total
Total - 2,911 2,911
Missing - 1 1
DK/UN - - -
Not Applicable - 706 706
Not checked - 278 278
Checked - 41 41
Unknown - 1,885 1,885
During the past 12 months, have you hit or injured your head? vs Race Category
Visit 1
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
Missing 1 - - - - - - 1
DK/UN - - - - - - - -
Not Applicable 1,834 73 68 2 1 20 30 2,028
Not checked 731 23 17 1 - 10 11 793
Checked 85 3 - - - - 1 89
During the past 12 months, have you hit or injured your head? 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
Missing - 1 - - - - - 1
DK/UN - - - - - - - -
Not Applicable 611 28 42 2 1 10 12 706
Not checked 252 9 4 1 - 3 9 278
Checked 33 3 3 - - 1 1 41
Unknown 1,755 58 36 - - 16 20 1,885