Age

Visit Number vs Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
N Mean StdDev Median Min Max Unknown Total
Baseline 364 45.0 ± 3.3 45.1 35.2 54.2 89 453
Follow-up 324 45.3 ± 3.3 45.4 32.6 54.3 129 453
Treatment Arm vs Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 364 45.0 ± 3.3 45.1 35.2 54.2 89 453
Early adenotonsillectomy (EAT) 186 45.2 ± 3.3 45.1 36.9 54.2 40 226
Watchful waiting with supportive care (WWSC) 178 44.8 ± 3.3 45.1 35.2 52.0 49 227
Treatment Arm vs Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 324 45.3 ± 3.3 45.4 32.6 54.3 129 453
Early adenotonsillectomy (EAT) 161 45.2 ± 3.3 45.4 32.6 51.6 65 226
Watchful waiting with supportive care (WWSC) 163 45.3 ± 3.3 45.4 32.9 54.3 64 227
Child's age vs Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 364 45.0 ± 3.3 45.1 35.2 54.2 89 453
5 - 7 years old 271 45.0 ± 3.3 45.0 35.2 54.2 58 329
8 - 10 years old 93 45.0 ± 3.1 45.1 36.5 51.9 31 124
Child's age vs Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 316 45.2 ± 3.3 45.4 32.6 54.3 83 399
5 - 7 years old 217 45.5 ± 2.9 45.6 34.0 54.3 45 262
8 - 10 years old 99 44.8 ± 4.0 44.9 32.6 51.6 38 137
Child's gender vs Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 364 45.0 ± 3.3 45.1 35.2 54.2 89 453
Female 185 45.2 ± 3.3 45.3 35.2 54.2 49 234
Male 179 44.8 ± 3.3 44.9 36.0 53.5 40 219
Child's gender vs Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 324 45.3 ± 3.3 45.4 32.6 54.3 129 453
Female 164 45.1 ± 3.1 45.4 34.4 52.7 70 234
Male 160 45.4 ± 3.5 45.5 32.6 54.3 59 219
Child's race vs Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 364 45.0 ± 3.3 45.1 35.2 54.2 89 453
White 119 44.4 ± 3.2 44.5 35.2 54.2 37 156
Black 212 45.3 ± 3.3 45.6 36.0 53.5 37 249
Other 33 45.4 ± 3.4 44.9 37.8 51.9 15 48
Child's race vs Average end-tidal carbon dioxide (ETCO2) in non-rapid eye movement sleep (NREM)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 324 45.3 ± 3.3 45.4 32.6 54.3 129 453
White 107 45.1 ± 2.8 45.0 34.0 52.7 49 156
Black 186 45.4 ± 3.6 46.0 32.9 54.3 63 249
Other 31 44.9 ± 3.3 45.1 32.6 50.2 17 48