Table 1.

Demographics

	hGH-naïve cohort (n = 27)	Early hGH treatment cohort (n = 21)
Age (yr, mean ± se)	8.2 ± 0.33 (range 5–9)	6.7 ± 0.21 (range 6–9)
BMI	23.7 ± 1.1 (range 16.0–39.9)	21.9 ± 1.2 (range 14.4–32.5)
Gender
Female	27 (45%)	27 (47%)
Male	33 (55%)	30 (53%)
Genotype
Deletion of chromosome 15q11-13	13 (62%)	18 (68%)
Uniparental disomy	8 (37%)	8 (31%)

There were no significant differences detected in basic clinical characteristics (age, gender, BMI, genotype) between the two cohorts. BMI, Body mass index.