Histogram

PSG Quality Assessment: Signal Quality (cannula) vs Visit
Visit 5
Total 735
Signal good for <25% of sleep time 63
Signal good for 25-49% of sleep time 37
Signal good for 50-74% of sleep time 107
Signal good for 75-94% of sleep time 109
Signal good for >95% of sleep time 416
Unknown 3
PSG Quality Assessment: Signal Quality (cannula) 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
Signal good for <25% of sleep time 1 1 2 7 20 12 11 3 - 57
Signal good for 25-49% of sleep time 7 5 - 4 6 4 4 5 - 35
Signal good for 50-74% of sleep time 14 13 11 10 20 7 10 7 1 93
Signal good for 75-94% of sleep time 10 18 10 13 16 18 8 4 - 97
Signal good for >95% of sleep time 32 75 39 63 84 43 24 12 1 373
Unknown - - - 1 2 - - - - 3
PSG Quality Assessment: Signal Quality (cannula) vs Participant's sex
Visit 5
Female Male Total
Total 406 329 735
Signal good for <25% of sleep time 30 33 63
Signal good for 25-49% of sleep time 17 20 37
Signal good for 50-74% of sleep time 54 53 107
Signal good for 75-94% of sleep time 62 47 109
Signal good for >95% of sleep time 240 176 416
Unknown 3 - 3
PSG Quality Assessment: Signal Quality (cannula) vs Participant's race
Visit 5
White Black More than one race Total
Total 304 409 22 735
Signal good for <25% of sleep time 22 39 2 63
Signal good for 25-49% of sleep time 18 18 1 37
Signal good for 50-74% of sleep time 53 50 4 107
Signal good for 75-94% of sleep time 49 57 3 109
Signal good for >95% of sleep time 160 244 12 416
Unknown 2 1 - 3