Treatment Arm

Visit Number vs DSM-IV Hyperactive-Impulsive T-Score
N Mean StdDev Median Min Max Unknown Total
Baseline 317 53.2 ± 12.1 48.0 42.0 90.0 136 453
Follow-up 279 52.5 ± 11.4 48.0 41.0 90.0 174 453
Treatment Arm vs DSM-IV Hyperactive-Impulsive T-Score
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 317 53.2 ± 12.1 48.0 42.0 90.0 136 453
Early adenotonsillectomy (EAT) 160 54.2 ± 13.2 48.5 42.0 90.0 66 226
Watchful waiting with supportive care (WWSC) 157 52.2 ± 10.8 48.0 42.0 90.0 70 227
Treatment Arm vs DSM-IV Hyperactive-Impulsive T-Score
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 279 52.5 ± 11.4 48.0 41.0 90.0 174 453
Early adenotonsillectomy (EAT) 133 51.6 ± 10.7 48.0 41.0 90.0 93 226
Watchful waiting with supportive care (WWSC) 146 53.3 ± 12.0 48.0 42.0 90.0 81 227
Child's age vs DSM-IV Hyperactive-Impulsive T-Score
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 317 53.2 ± 12.1 48.0 42.0 90.0 136 453
5 - 7 years old 233 52.9 ± 11.7 48.0 42.0 90.0 96 329
8 - 10 years old 84 53.9 ± 13.1 48.0 42.0 90.0 40 124
Child's age vs DSM-IV Hyperactive-Impulsive T-Score
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 277 52.5 ± 11.4 48.0 41.0 90.0 122 399
5 - 7 years old 189 52.7 ± 11.9 48.0 41.0 90.0 73 262
8 - 10 years old 88 51.9 ± 10.4 48.0 42.0 90.0 49 137
Child's gender vs DSM-IV Hyperactive-Impulsive T-Score
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 317 53.2 ± 12.1 48.0 42.0 90.0 136 453
Female 159 53.9 ± 12.9 48.0 42.0 90.0 75 234
Male 158 52.5 ± 11.3 48.0 42.0 83.0 61 219
Child's gender vs DSM-IV Hyperactive-Impulsive T-Score
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 279 52.5 ± 11.4 48.0 41.0 90.0 174 453
Female 146 53.4 ± 12.3 49.0 42.0 90.0 88 234
Male 133 51.5 ± 10.4 47.0 41.0 81.0 86 219
Child's race vs DSM-IV Hyperactive-Impulsive T-Score
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 317 53.2 ± 12.1 48.0 42.0 90.0 136 453
White 121 51.9 ± 11.8 47.0 42.0 90.0 35 156
Black 167 54.5 ± 12.4 49.0 42.0 90.0 82 249
Other 29 51.5 ± 10.8 48.0 42.0 90.0 19 48
Child's race vs DSM-IV Hyperactive-Impulsive T-Score
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 279 52.5 ± 11.4 48.0 41.0 90.0 174 453
White 110 50.2 ± 9.9 47.0 42.0 90.0 46 156
Black 141 54.6 ± 12.5 50.0 41.0 90.0 108 249
Other 28 50.8 ± 9.4 47.0 42.0 76.0 20 48