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Histogram

Visit vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 3% desaturation or with arousal) / hour of sleep from type I polysomnography
N Mean StdDev Median Min Max Unknown Total
Peds - - - - - - - -
Teenz - - - - - - - -
TREC 515 1.6 ± 4.3 0.7 0.0 82.8 2 517
Age at time of visit vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 3% desaturation or with arousal) / hour of sleep from type I polysomnography
TREC
N Mean StdDev Median Min Max Unknown Total
Total 515 1.6 ± 4.3 0.7 0.0 82.8 2 517
16.14 to 17.41 years 130 1.3 ± 1.9 0.8 0.0 14.0 - 130
17.41 to 17.69 years 128 1.1 ± 1.6 0.6 0.0 13.8 1 129
17.69 to 17.91 years 129 2.4 ± 7.8 0.8 0.0 82.8 - 129
17.91 to 19.56 years 128 1.7 ± 2.1 0.9 0.0 15.8 1 129
Male gender vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 3% desaturation or with arousal) / hour of sleep from type I polysomnography
TREC
N Mean StdDev Median Min Max Unknown Total
Total 515 1.6 ± 4.3 0.7 0.0 82.8 2 517
No 255 0.8 ± 1.3 0.5 0.0 15.8 1 256
Yes 260 2.4 ± 5.8 1.2 0.0 82.8 1 261
Race vs Central Apnea-Hypopnea Index: (Central apneas with no oxygen desaturation threshold used and with or without arousal + hypopneas with > 30% flow reduction and with > 3% desaturation or with arousal) / hour of sleep from type I polysomnography
TREC
N Mean StdDev Median Min Max Unknown Total
Total 515 1.6 ± 4.3 0.7 0.0 82.8 2 517
White 307 1.8 ± 5.1 0.8 0.0 82.8 2 309
Black 185 1.4 ± 2.6 0.6 0.0 25.4 - 185
Other 23 1.4 ± 1.7 0.8 0.0 6.1 - 23