quabdo5 quc45

Histogram

Airflow Signal Quality from type II polysomnography vs MESA exam number
Exam 5
Total 2,237
Signal good for < 25% of sleep time 61
Signal good for 25-49% of sleep time 86
Signal good for 50-74% of sleep time 331
Signal good for 75-94% of sleep time 391
Signal good >= 95% of sleep time 1,188
Unknown 180
Airflow Signal Quality from type II polysomnography 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
Signal good for < 25% of sleep time 11 12 21 17 61
Signal good for 25-49% of sleep time 25 15 24 22 86
Signal good for 50-74% of sleep time 73 94 74 90 331
Signal good for 75-94% of sleep time 101 82 112 96 391
Signal good >= 95% of sleep time 315 329 279 265 1,188
Unknown 35 27 49 69 180
Airflow Signal Quality from type II polysomnography vs Gender of the participant
Exam 5
Female Male Total
Total 1,198 1,039 2,237
Signal good for < 25% of sleep time 24 37 61
Signal good for 25-49% of sleep time 42 44 86
Signal good for 50-74% of sleep time 183 148 331
Signal good for 75-94% of sleep time 216 175 391
Signal good >= 95% of sleep time 638 550 1,188
Unknown 95 85 180
Airflow Signal Quality from type II polysomnography vs Race/ethnicity of the participant
Exam 5
White, Caucasian Chinese American Black, African-American Hispanic Total
Total 830 265 616 526 2,237
Signal good for < 25% of sleep time 19 12 18 12 61
Signal good for 25-49% of sleep time 31 10 20 25 86
Signal good for 50-74% of sleep time 106 60 73 92 331
Signal good for 75-94% of sleep time 138 47 93 113 391
Signal good >= 95% of sleep time 449 121 369 249 1,188
Unknown 87 15 43 35 180