Age

Frequency of irritability due to sleep difficulties in the last 4 weeks vs MESA exam number
Exam 5
Total 2,237
No, not in the past 4 weeks 1,880
Yes, less than once a week 96
Yes, 1 or 2 times a week 127
Yes, 3 or 4 times a week 56
Yes, 5 or more times a week 55
Unknown 23
Frequency of irritability due to sleep difficulties in the last 4 weeks vs Participant Age at MESA Sleep Visit
Exam 5
54.0 to 62.0 years 62.0 to 69.0 years 69.0 to 77.0 years 77.0 to 95.0 years Total
Total 560 559 559 559 2,237
No, not in the past 4 weeks 438 470 485 487 1,880
Yes, less than once a week 35 26 19 16 96
Yes, 1 or 2 times a week 40 41 26 20 127
Yes, 3 or 4 times a week 23 13 9 11 56
Yes, 5 or more times a week 19 9 12 15 55
Unknown 5 - 8 10 23
Frequency of irritability due to sleep difficulties in the last 4 weeks vs Gender of the participant
Exam 5
Female Male Total
Total 1,198 1,039 2,237
No, not in the past 4 weeks 978 902 1,880
Yes, less than once a week 58 38 96
Yes, 1 or 2 times a week 80 47 127
Yes, 3 or 4 times a week 42 14 56
Yes, 5 or more times a week 30 25 55
Unknown 10 13 23
Frequency of irritability due to sleep difficulties in the last 4 weeks vs Race/ethnicity of the participant
Exam 5
White, Caucasian Chinese American Black, African-American Hispanic Total
Total 830 265 616 526 2,237
No, not in the past 4 weeks 724 216 531 409 1,880
Yes, less than once a week 35 21 17 23 96
Yes, 1 or 2 times a week 39 10 39 39 127
Yes, 3 or 4 times a week 11 3 14 28 56
Yes, 5 or more times a week 15 6 12 22 55
Unknown 6 9 3 5 23