Childhood Adenotonsillectomy Trial

Name

bmiz

Label

Z-score for body mass index (BMI)-for-age

Units
standard deviations from the mean
Type
numeric

Visit Number vs Z-score for body mass index (BMI)-for-age

N Mean StdDev Median Min Max Unknown Total
Baseline 453 0.9 ± 1.3 0.9 -3.5 3.1 11 464
Follow-up 398 1.1 ± 1.2 1.2 -3.3 3.2 55 453

Treatment Arm vs Z-score for body mass index (BMI)-for-age

Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.9 ± 1.3 0.9 -3.5 3.1 - 453
Early adenotonsillectomy (EAT) 226 0.9 ± 1.4 1.0 -3.5 3.1 - 226
Watchful waiting with supportive care (WWSC) 227 0.9 ± 1.3 0.9 -2.5 3.1 - 227

Treatment Arm vs Z-score for body mass index (BMI)-for-age

Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 398 1.1 ± 1.2 1.2 -3.3 3.2 55 453
Early adenotonsillectomy (EAT) 196 1.2 ± 1.2 1.3 -1.8 3.2 30 226
Watchful waiting with supportive care (WWSC) 202 1.0 ± 1.3 1.1 -3.3 3.1 25 227

Age vs Z-score for body mass index (BMI)-for-age

Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.9 ± 1.3 0.9 -3.5 3.1 - 453
5 - 7 years old 329 0.6 ± 1.3 0.6 -3.5 3.1 - 329
8 - 10 years old 124 1.5 ± 1.1 1.7 -2.0 2.8 - 124

Age vs Z-score for body mass index (BMI)-for-age

Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 398 1.1 ± 1.2 1.2 -3.3 3.2 1 399
5 - 7 years old 261 0.9 ± 1.3 0.9 -3.3 3.2 1 262
8 - 10 years old 137 1.5 ± 1.0 1.9 -1.4 2.9 - 137

Gender vs Z-score for body mass index (BMI)-for-age

Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.9 ± 1.3 0.9 -3.5 3.1 - 453
Female 234 1.0 ± 1.3 1.1 -2.5 3.1 - 234
Male 219 0.7 ± 1.3 0.6 -3.5 3.1 - 219

Gender vs Z-score for body mass index (BMI)-for-age

Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 398 1.1 ± 1.2 1.2 -3.3 3.2 55 453
Female 203 1.2 ± 1.2 1.4 -3.3 3.0 31 234
Male 195 1.0 ± 1.3 1.0 -2.8 3.2 24 219

Race vs Z-score for body mass index (BMI)-for-age

Baseline
N Mean StdDev Median Min Max Unknown Total
Total 453 0.9 ± 1.3 0.9 -3.5 3.1 - 453
White 156 0.6 ± 1.4 0.5 -3.5 3.1 - 156
Black 249 1.1 ± 1.2 1.2 -2.5 3.1 - 249
Other 48 0.5 ± 1.3 0.5 -2.5 2.8 - 48

Race vs Z-score for body mass index (BMI)-for-age

Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 398 1.1 ± 1.2 1.2 -3.3 3.2 55 453
White 143 0.8 ± 1.3 0.9 -2.8 3.0 13 156
Black 212 1.4 ± 1.1 1.5 -2.7 3.2 37 249
Other 43 0.6 ± 1.4 0.6 -3.3 3.1 5 48