Variability and change over time of weight and BMI among adolescents and adults with Prader-Willi syndrome: a 6-month text-based observational study

Table 6 Multivariate modeling for weight and BMI among 165 study participants with Prader-Willi syndrome

Variable	Exponentiated Beta (95% CI)	Type 3 GEE Analysis Chi-Square	P-value
Weight
Week	1.0006 (1.0002, 1.0009)	8.48	0.0036**
Sex (ref = Male)	0.850 (0.753, 0.956)	4.83	0.028*
Percentage of life on GH Therapy	0.9978 (0.996, 0.999)	4.46	0.035*
Age	1.006 (0.996, 1.017)	0.06	0.80
BMI
Week	1.0003 (0.9999, 1.0007)	1.34	0.18
Percent of Life on GH Therapy	0.9959 (0.994, 0.998)	14.05	0.0002**
Age	1.0016 (0.994, 1.009)	0.09	0.77

For weight, 26 weekly weight measurements were used. For BMI, 3 time points were used (baseline, 3 months, 6 months). Generalized Estimating Equations used; *p < 0.05, **p < 0.01

ISSN: 1750-1172