Childhood Adenotonsillectomy Trial

Name

bmiz_change

Label

Change in body mass index (BMI) Z-score between baseline and follow-up

Units
standard deviations from the mean
Type
numeric

Visit Number vs Change in body mass index (BMI) Z-score between baseline and follow-up

N Mean StdDev Median Min Max Unknown Total
Baseline 398 0.1 ± 0.4 0.07 -2.5 2.3 66 464
Follow-up 398 0.1 ± 0.4 0.07 -2.5 2.3 55 453

Treatment Arm vs Change in body mass index (BMI) Z-score between baseline and follow-up

Baseline
N Mean StdDev Median Min Max Unknown Total
Total 398 0.1 ± 0.4 0.07 -2.5 2.3 55 453
Early adenotonsillectomy (EAT) 196 0.2 ± 0.4 0.1 -1.0 2.3 30 226
Watchful waiting with supportive care (WWSC) 202 0.07 ± 0.4 0.06 -2.5 1.7 25 227

Treatment Arm vs Change in body mass index (BMI) Z-score between baseline and follow-up

Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 398 0.1 ± 0.4 0.07 -2.5 2.3 55 453
Early adenotonsillectomy (EAT) 196 0.2 ± 0.4 0.1 -1.0 2.3 30 226
Watchful waiting with supportive care (WWSC) 202 0.07 ± 0.4 0.06 -2.5 1.7 25 227

Age vs Change in body mass index (BMI) Z-score between baseline and follow-up

Baseline
N Mean StdDev Median Min Max Unknown Total
Total 398 0.1 ± 0.4 0.07 -2.5 2.3 55 453
5 - 7 years old 293 0.2 ± 0.5 0.1 -2.5 2.3 36 329
8 - 10 years old 105 0.03 ± 0.2 0.008 -0.6 0.8 19 124

Age vs Change in body mass index (BMI) Z-score between baseline and follow-up

Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 398 0.1 ± 0.4 0.07 -2.5 2.3 1 399
5 - 7 years old 261 0.2 ± 0.5 0.1 -2.5 2.3 1 262
8 - 10 years old 137 0.05 ± 0.2 0.02 -0.6 0.9 - 137

Gender vs Change in body mass index (BMI) Z-score between baseline and follow-up

Baseline
N Mean StdDev Median Min Max Unknown Total
Total 398 0.1 ± 0.4 0.07 -2.5 2.3 55 453
Female 203 0.1 ± 0.4 0.07 -1.3 1.9 31 234
Male 195 0.1 ± 0.4 0.09 -2.5 2.3 24 219

Gender vs Change in body mass index (BMI) Z-score between baseline and follow-up

Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 398 0.1 ± 0.4 0.07 -2.5 2.3 55 453
Female 203 0.1 ± 0.4 0.07 -1.3 1.9 31 234
Male 195 0.1 ± 0.4 0.09 -2.5 2.3 24 219

Race vs Change in body mass index (BMI) Z-score between baseline and follow-up

Baseline
N Mean StdDev Median Min Max Unknown Total
Total 398 0.1 ± 0.4 0.07 -2.5 2.3 55 453
White 143 0.1 ± 0.4 0.1 -2.5 2.3 13 156
Black 212 0.1 ± 0.4 0.04 -1.0 1.9 37 249
Other 43 0.1 ± 0.5 0.08 -1.3 1.7 5 48

Race vs Change in body mass index (BMI) Z-score between baseline and follow-up

Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 398 0.1 ± 0.4 0.07 -2.5 2.3 55 453
White 143 0.1 ± 0.4 0.1 -2.5 2.3 13 156
Black 212 0.1 ± 0.4 0.04 -1.0 1.9 37 249
Other 43 0.1 ± 0.5 0.08 -1.3 1.7 5 48