Treatment Arm

Visit Number vs Average duration of A3-phases
N Mean StdDev Median Min Max Unknown Total
Baseline 452 7.4 ± 1.9 7.5 0.0 18.0 1 453
Follow-up 407 7.6 ± 1.9 7.7 0.0 15.0 46 453
Treatment Arm vs Average duration of A3-phases
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 452 7.4 ± 1.9 7.5 0.0 18.0 1 453
Early adenotonsillectomy (EAT) 225 7.5 ± 1.8 7.5 0.0 15.0 1 226
Watchful waiting with supportive care (WWSC) 227 7.4 ± 2.0 7.5 0.0 18.0 - 227
Treatment Arm vs Average duration of A3-phases
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 7.6 ± 1.9 7.7 0.0 15.0 46 453
Early adenotonsillectomy (EAT) 199 7.7 ± 1.8 7.8 0.0 15.0 27 226
Watchful waiting with supportive care (WWSC) 208 7.5 ± 1.9 7.5 0.0 12.3 19 227
Child's age vs Average duration of A3-phases
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 452 7.4 ± 1.9 7.5 0.0 18.0 1 453
5 - 7 years old 328 7.4 ± 1.9 7.4 0.0 18.0 1 329
8 - 10 years old 124 7.7 ± 1.9 7.7 0.0 15.0 - 124
Child's age vs Average duration of A3-phases
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 7.6 ± 1.8 7.7 0.0 15.0 2 399
5 - 7 years old 260 7.5 ± 2.0 7.5 0.0 15.0 2 262
8 - 10 years old 137 7.8 ± 1.5 7.8 2.0 11.8 - 137
Child's gender vs Average duration of A3-phases
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 452 7.4 ± 1.9 7.5 0.0 18.0 1 453
Female 233 7.4 ± 2.1 7.5 0.0 18.0 1 234
Male 219 7.5 ± 1.7 7.6 0.0 12.0 - 219
Child's gender vs Average duration of A3-phases
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 7.6 ± 1.9 7.7 0.0 15.0 46 453
Female 209 7.5 ± 1.8 7.6 2.0 15.0 25 234
Male 198 7.7 ± 1.9 7.7 0.0 13.5 21 219
Child's race vs Average duration of A3-phases
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 452 7.4 ± 1.9 7.5 0.0 18.0 1 453
White 156 7.4 ± 2.1 7.5 0.0 18.0 - 156
Black 249 7.6 ± 1.8 7.6 0.0 15.0 - 249
Other 47 7.1 ± 1.8 7.5 0.0 9.8 1 48
Child's race vs Average duration of A3-phases
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 7.6 ± 1.9 7.7 0.0 15.0 46 453
White 147 7.3 ± 2.1 7.3 0.0 15.0 9 156
Black 217 7.7 ± 1.6 7.7 2.0 12.3 32 249
Other 43 8.5 ± 1.7 8.2 5.4 13.5 5 48