Age

Cheek brushing performed vs Visit
Visit 5
Total 735
No 13
Yes 313
Don't know 1
Unknown 408
Cheek brushing performed vs Participant's age (category)
Visit 5
5-14 yrs old 15-24 yrs old 25-34 yrs old 35-44 years 45-54 years 55-64 years 65-74 years 75-84 years 85 years or older Total
Total 64 112 62 98 148 84 57 31 2 658
No 1 2 1 3 3 2 - - - 12
Yes 42 42 29 46 49 34 25 9 1 277
Don't know - - 1 - - - - - - 1
Unknown 21 68 31 49 96 48 32 22 1 368
Cheek brushing performed vs Participant's sex
Visit 5
Female Male Total
Total 406 329 735
No 10 3 13
Yes 190 123 313
Don't know 1 - 1
Unknown 205 203 408
Cheek brushing performed vs Participant's race
Visit 5
White Black More than one race Total
Total 304 409 22 735
No 9 4 - 13
Yes 76 221 16 313
Don't know 1 - - 1
Unknown 218 184 6 408