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
Visit Number vs Central/Obstructive Apnea ratio at all desaturations or with arousal
N Mean StdDev Median Min Max Unknown Total
Baseline 322 1.2 ± 2.0 0.5 0.0 15.0 142 464
Follow-up 152 1.2 ± 1.8 0.7 0.0 12.0 301 453
Treatment Arm vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 322 1.2 ± 2.0 0.5 0.0 15.0 131 453
Early adenotonsillectomy (EAT) 160 1.2 ± 2.0 0.5 0.0 15.0 66 226
Watchful waiting with supportive care (WWSC) 162 1.2 ± 1.9 0.5 0.0 12.0 65 227
Treatment Arm vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 152 1.2 ± 1.8 0.7 0.0 12.0 301 453
Early adenotonsillectomy (EAT) 51 1.7 ± 2.4 1.0 0.0 12.0 175 226
Watchful waiting with supportive care (WWSC) 101 1.0 ± 1.4 0.5 0.0 10.0 126 227
Age vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 322 1.2 ± 2.0 0.5 0.0 15.0 131 453
5 - 7 years old 243 1.2 ± 2.0 0.5 0.0 14.0 86 329
8 - 10 years old 79 1.1 ± 2.0 0.4 0.0 15.0 45 124
Age vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 148 1.1 ± 1.6 0.7 0.0 12.0 251 399
5 - 7 years old 95 1.1 ± 1.5 0.7 0.0 12.0 167 262
8 - 10 years old 53 1.1 ± 1.8 0.5 0.0 10.0 84 137
Gender vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 322 1.2 ± 2.0 0.5 0.0 15.0 131 453
Female 161 0.9 ± 1.6 0.4 0.0 15.0 73 234
Male 161 1.4 ± 2.2 0.7 0.0 14.0 58 219
Gender vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 152 1.2 ± 1.8 0.7 0.0 12.0 301 453
Female 83 1.1 ± 1.6 0.8 0.0 11.0 151 234
Male 69 1.3 ± 2.1 0.6 0.0 12.0 150 219
Race vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 322 1.2 ± 2.0 0.5 0.0 15.0 131 453
White 107 1.8 ± 2.8 1.0 0.0 15.0 49 156
Black 179 0.9 ± 1.3 0.4 0.0 7.0 70 249
Other 36 0.5 ± 0.7 0.3 0.0 3.0 12 48
Race vs Central/Obstructive Apnea ratio at all desaturations or with arousal
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 152 1.2 ± 1.8 0.7 0.0 12.0 301 453
White 48 2.1 ± 2.7 1.0 0.0 12.0 108 156
Black 87 0.8 ± 0.9 0.5 0.0 5.0 162 249
Other 17 0.8 ± 0.9 0.6 0.0 3.0 31 48