A prospective, randomized, open-label single-blinded study of 50 subjects with growth hormone deficiency, ages 5 to 15 years in which 25 subjects will initiate rhGH therapy at 0.3mg/kg/week and the remaining 25 subjects will initiate their rhGH treatment at 0.2 mg/kg/week for the first 12 months of treatment. Safety parameters, height velocity, and adult height prediction by bone age determination will be assessed at 4-month intervals for 1 year following the initiation of rhGH therapy.
Investigators propose a prospective randomized, open-label single-blinded study of 50 subjects with growth hormone deficiency, ages 5 to 15 years. 25 subjects will be randomized to initiate a dose of 0.3 mg/kg/week (0.28-0.32 mg/kg/week) and the remaining 25 subjects will initiate their rhGH treatment at 0.2 mg/kg/week (0.18-0.22 mg/kg/week) for the first 12 months of treatment. Safety parameters, height velocity, and adult height prediction by bone age determination will be assessed at 4-month intervals for 1 year following the initiation of rhGH therapy.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
50
The treatment of children with subcutaneous recombinant human growth hormone (rhGH) is the current gold standard of care for children with diagnosed GHD. This study will serve only to investigate the optimal dose of treatment in the first year of treatment with rhGH.
Northwell Health
New York, New York, United States
RECRUITINGAnnualized Growth Velocity (GV) in the first year after treatment
Height (cm) at 0- month visit; height (cm) at 12-month visit
Time frame: I year
IGF1- 0,4,8,12 months
IGF-1 will be collected at timepoints - 0,4,8,12 months
Time frame: 12 Months
IGFBP3 - 0,4,8,12 months
IGFBP3 will be collected at timepoints - 0,4,8,12 months
Time frame: 12 Months
HbA1c - 4,8,12 months
HbA1c will be collected at timepoints 4,8,12 months
Time frame: 12 Months
Total T4 or Free T4 - 0,12 months
Total T4 or Free T4 will be collected at timepoints 0,12 months
Time frame: 12 Months
TSH - 0, 12 months
TSH will be collected at timepoints 0, 12 months
Time frame: 12 Months
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