Name

cent_obs_ratio

Label

Central/Obstructive Apnea ratio at all desaturations

Calculation
cent_obs_ratio = (carbp + carop + canbp + canop) / (oarbp + oarop + oanbp + oanop)
Type
numeric
Visit vs Central/Obstructive Apnea ratio at all desaturations
N Mean StdDev Median Min Max Unknown Total
Visit 5 420 0.6 ± 1.6 0.04 0.0 19.0 315 735
Age at time of visit vs Central/Obstructive Apnea ratio at all desaturations
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 371 0.6 ± 1.6 0.06 0.0 19.0 287 658
5-14 yrs old 24 1.4 ± 1.5 1.0 0.0 5.0 40 64
15-24 yrs old 46 1.3 ± 2.3 0.3 0.0 8.0 66 112
25-34 yrs old 34 1.0 ± 3.3 0.05 0.0 19.0 28 62
35-44 years 65 0.3 ± 0.6 0.01 0.0 3.0 33 98
45-54 years 83 0.4 ± 0.7 0.02 0.0 3.0 65 148
55-64 years 56 0.5 ± 1.6 0.03 0.0 10.5 28 84
65-74 years 38 0.4 ± 0.9 0.008 0.0 4.0 19 57
75-84 years 23 0.2 ± 0.4 0.02 0.0 1.7 8 31
85 years or older 2 4.5 ± 5.0 4.5 1.0 8.1 - 2
Sex vs Central/Obstructive Apnea ratio at all desaturations
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 420 0.6 ± 1.6 0.04 0.0 19.0 315 735
Female 220 0.6 ± 1.7 0.0 0.0 19.0 186 406
Male 200 0.6 ± 1.4 0.07 0.0 10.5 129 329
Race vs Central/Obstructive Apnea ratio at all desaturations
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 420 0.6 ± 1.6 0.04 0.0 19.0 315 735
White 177 0.7 ± 1.6 0.07 0.0 10.5 127 304
Black 238 0.5 ± 1.5 0.01 0.0 19.0 171 409
Other 5 1.1 ± 2.2 0.3 0.07 5.0 17 22