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 379 44.9 ± 3.4 45.0 33.2 54.2 74 453
Follow-up 331 45.2 ± 3.3 45.4 32.6 54.3 122 453
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 379 44.9 ± 3.4 45.0 33.2 54.2 74 453
Early adenotonsillectomy (EAT) 193 45.1 ± 3.4 45.1 34.0 54.2 33 226
Watchful waiting with supportive care (WWSC) 186 44.7 ± 3.4 45.0 33.2 52.0 41 227
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 331 45.2 ± 3.3 45.4 32.6 54.3 122 453
Early adenotonsillectomy (EAT) 163 45.2 ± 3.3 45.4 32.6 51.6 63 226
Watchful waiting with supportive care (WWSC) 168 45.2 ± 3.3 45.3 32.9 54.3 59 227
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 379 44.9 ± 3.4 45.0 33.2 54.2 74 453
5 - 7 years old 282 44.9 ± 3.5 45.0 33.2 54.2 47 329
8 - 10 years old 97 44.9 ± 3.2 45.1 35.7 51.9 27 124
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 323 45.2 ± 3.3 45.4 32.6 54.3 76 399
5 - 7 years old 224 45.4 ± 2.9 45.5 34.0 54.3 38 262
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 379 44.9 ± 3.4 45.0 33.2 54.2 74 453
Female 192 45.1 ± 3.4 45.2 33.2 54.2 42 234
Male 187 44.8 ± 3.3 44.9 35.7 53.5 32 219
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 331 45.2 ± 3.3 45.4 32.6 54.3 122 453
Female 169 45.1 ± 3.1 45.4 34.4 52.7 65 234
Male 162 45.3 ± 3.5 45.5 32.6 54.3 57 219
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 379 44.9 ± 3.4 45.0 33.2 54.2 74 453
White 122 44.3 ± 3.3 44.4 34.0 54.2 34 156
Black 222 45.2 ± 3.4 45.4 33.2 53.5 27 249
Other 35 45.3 ± 3.3 44.9 37.8 51.9 13 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 331 45.2 ± 3.3 45.4 32.6 54.3 122 453
White 109 45.0 ± 2.8 45.0 34.0 52.7 47 156
Black 190 45.3 ± 3.6 46.0 32.9 54.3 59 249
Other 32 45.0 ± 3.3 45.2 32.6 50.2 16 48