Histogram

Horne-Ostberg Morningness-Eveningness Questionnaire: Time of evening you need sleep vs MESA exam number
Exam 5
Total 2,237
8:00 - 9:00 PM 387
9:00 - 10:15 PM 596
10:15 - 12:45 AM 999
12:45 - 2:00 AM 174
After 2:00 AM 60
Unknown 21
Horne-Ostberg Morningness-Eveningness Questionnaire: Time of evening you need sleep 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
8:00 - 9:00 PM 93 94 94 106 387
9:00 - 10:15 PM 140 141 148 167 596
10:15 - 12:45 AM 252 252 258 237 999
12:45 - 2:00 AM 46 56 41 31 174
After 2:00 AM 25 16 11 8 60
Unknown 4 - 7 10 21
Horne-Ostberg Morningness-Eveningness Questionnaire: Time of evening you need sleep vs Gender of the participant
Exam 5
Female Male Total
Total 1,198 1,039 2,237
8:00 - 9:00 PM 221 166 387
9:00 - 10:15 PM 316 280 596
10:15 - 12:45 AM 525 474 999
12:45 - 2:00 AM 90 84 174
After 2:00 AM 36 24 60
Unknown 10 11 21
Horne-Ostberg Morningness-Eveningness Questionnaire: Time of evening you need sleep vs Race/ethnicity of the participant
Exam 5
White, Caucasian Chinese American Black, African-American Hispanic Total
Total 830 265 616 526 2,237
8:00 - 9:00 PM 120 27 156 84 387
9:00 - 10:15 PM 245 70 144 137 596
10:15 - 12:45 AM 393 130 235 241 999
12:45 - 2:00 AM 54 22 54 44 174
After 2:00 AM 12 8 24 16 60
Unknown 6 8 3 4 21