Name

cent_obs_ratioa

Label

Central/Obstructive Apnea ratio at all desaturations or with arousal

Calculation
cent_obs_ratioa = (carba + caroa + canba + canoa) / (oarba + oaroa + oanba + oanoa)
Type
numeric
MESA Exam Number vs Central/Obstructive Apnea ratio at all desaturations or with arousal
N Mean StdDev Median Min Max Unknown Total
Exam 5 1,418 0.2 ± 0.6 0.0 0.0 10.0 819 2,237
Participant Age at MESA Sleep Visit vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 1,418 0.2 ± 0.6 0.0 0.0 10.0 819 2,237
54.0 to 62.0 years 336 0.2 ± 0.6 0.0 0.0 5.7 224 560
62.0 to 69.0 years 382 0.2 ± 0.8 0.0 0.0 10.0 177 559
69.0 to 77.0 years 351 0.1 ± 0.5 0.0 0.0 5.0 208 559
77.0 to 95.0 years 349 0.2 ± 0.5 0.0 0.0 5.0 210 559
Gender vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 1,418 0.2 ± 0.6 0.0 0.0 10.0 819 2,237
Female 703 0.1 ± 0.4 0.0 0.0 6.0 495 1,198
Male 715 0.2 ± 0.7 0.0 0.0 10.0 324 1,039
Race/ethnicity vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Exam 5
N Mean StdDev Median Min Max Unknown Total
Total 1,418 0.2 ± 0.6 0.0 0.0 10.0 819 2,237
White, Caucasian 499 0.2 ± 0.6 0.0 0.0 7.0 331 830
Chinese American 189 0.08 ± 0.2 0.0 0.0 2.0 76 265
Black, African-American 391 0.2 ± 0.7 0.0 0.0 6.0 225 616
Hispanic 339 0.2 ± 0.6 0.0 0.0 10.0 187 526