Treatment Arm

Visit Number vs Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
N Mean StdDev Median Min Max Unknown Total
Baseline 381 48.7 ± 33.0 50.7 0.0 99.4 72 453
Follow-up 334 53.4 ± 34.9 59.6 0.0 99.3 119 453
Treatment Arm vs Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 381 48.7 ± 33.0 50.7 0.0 99.4 72 453
Early adenotonsillectomy (EAT) 194 50.6 ± 32.6 51.9 0.0 99.4 32 226
Watchful waiting with supportive care (WWSC) 187 46.7 ± 33.3 48.0 0.0 99.3 40 227
Treatment Arm vs Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 334 53.4 ± 34.9 59.6 0.0 99.3 119 453
Early adenotonsillectomy (EAT) 165 54.1 ± 36.9 63.4 0.0 99.1 61 226
Watchful waiting with supportive care (WWSC) 169 52.6 ± 32.8 57.1 0.0 99.3 58 227
Child's age vs Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 381 48.7 ± 33.0 50.7 0.0 99.4 72 453
5 - 7 years old 283 48.2 ± 32.7 50.7 0.0 99.4 46 329
8 - 10 years old 98 49.9 ± 33.8 50.6 0.0 99.0 26 124
Child's age vs Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 326 53.5 ± 34.9 60.0 0.0 99.3 73 399
5 - 7 years old 227 54.1 ± 33.9 62.3 0.0 99.1 35 262
8 - 10 years old 99 52.3 ± 37.1 57.4 0.0 99.3 38 137
Child's gender vs Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 381 48.7 ± 33.0 50.7 0.0 99.4 72 453
Female 194 50.0 ± 33.7 52.6 0.0 99.4 40 234
Male 187 47.2 ± 32.2 49.1 0.0 98.6 32 219
Child's gender vs Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 334 53.4 ± 34.9 59.6 0.0 99.3 119 453
Female 170 51.8 ± 34.7 57.2 0.0 99.0 64 234
Male 164 55.0 ± 35.0 61.1 0.0 99.3 55 219
Child's race vs Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 381 48.7 ± 33.0 50.7 0.0 99.4 72 453
White 122 42.1 ± 31.4 39.3 0.0 99.4 34 156
Black 223 52.7 ± 33.6 58.2 0.0 99.3 26 249
Other 36 46.2 ± 31.3 50.3 0.0 97.6 12 48
Child's race vs Percentage of Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg)
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 334 53.4 ± 34.9 59.6 0.0 99.3 119 453
White 110 48.8 ± 34.0 51.0 0.0 98.9 46 156
Black 192 56.4 ± 35.7 69.1 0.0 99.3 57 249
Other 32 50.4 ± 31.5 49.2 0.0 99.0 16 48