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Trial · Interventional

CompletedPhase 3Results postedRegistry data

A Phase 3 Study to Evaluate the Safety and Efficacy of Saizen® in Children With Idiopathic Short Stature (ISS)

Overview

Status
Completed
Phase
Phase 3
Enrollment
90 participants (actual)
Sponsor
Merck KGaA, Darmstadt, Germany · Industry
Design
Randomized · Open label (no masking)
Countries
1 country

South Korea

Start
Dec 2012
Primary completion
Aug 2014
Completion
Mar 2015
First posted
11 Dec 2012 (estimated)
Last update posted
18 Oct 2016 (estimated)
Conditions
Idiopathic Short Stature

Timeline

1 trial · 1 completed · 1 with posted results

  • Completed
  • Ongoing
  • Not yet recruiting
  • Stopped
  • Estimated dates (est.)
  • Results posted
20122013201420152016
  1. Ph 3

    A Phase 3 Study to Evaluate the Safety and Efficacy of Saizen® in Children With Idiopathic Short Stature (ISS)

    NCT01746862

    Dec 2012 to Mar 2015

Registry summary

Text and fields below are the sponsor's entries at ClinicalTrials.gov, shown as posted.

This is an open-label, multi-center, randomized, two-arm parallel, no-treatment group controlled (only for the first 6 months), Phase 3 study in children with ISS. The subjects will be treated with 0.067 milligram/kilogram/day (mg/kg/day) of Saizen®, weight base dose, for 12 months (12 months of treatment in the test group, and 6 months of no treatment and then 6 months of treatment in the control group).

Interventions

  • Saizen®Drug
  • Saizen®Drug

Arms2

  • Experimental

    Saizen Test Group

  • Active comparator

    Saizen Control Group

Primary outcomes1

Outcomes the sponsor listed as primary.

  1. Change From Baseline in Height Velocity at Month 6 Using Last Observation Carried Forward (LOCF) Method

    Time frame · Baseline, Month 6

    Registry description

    Baseline height is defined as the last available height measurement before randomization. Baseline height velocity = (\[Baseline height minus height measurement obtained at least 6 months prior\] / 6) \* 12. Height velocity at Month 6 = (\[Month 6 height minus height measurement obtained at least 6 months prior\] / 6) \* 12.

Secondary outcomes(7)
  1. Change From Baseline in Height Velocity at Month 12

    Time frame · Baseline, Month 12

    Registry description

    Baseline height is defined as the last available height measurement before randomization. Baseline height velocity = (\[Baseline height minus height measurement obtained at least 12 months prior\] / 12) \* 12. Height velocity at Month 12 = (\[Month 12 height minus height measurement obtained at least 12 months prior\] / 12) \* 12.

  2. Change From Baseline in Height at Month 6 and 12

    Time frame · Baseline, Month 6, Month 12

  3. Change From Baseline in Height Standard Deviation Score (SDS) at Month 6 and 12

    Time frame · Baseline, Month 6, Month 12

    Registry description

    Height SDS was calculated as: Height SDS = (measured height - population mean) / population standard deviation, where mean and standard deviation were based on the Korean standard growth charts. SDS indicated how many standard deviations higher (in case of positive SDS) or lower (in case of negative SDS) a subject's value was relative to the mean of the reference population. The scores were centred around zero. Negative score indicated a subject was smaller for their age/gender.

  4. Change From Baseline in Serum Concentration of Insulin-like Growth Factor-I (IGF-I) at Month 6 and 12

    Time frame · Baseline, Month 6, Month 12

  5. Change From Baseline in Serum Concentration of Insulin Like Growth Factor Binding Protein-3 (IGFBP-3) at Month 6 and 12

    Time frame · Baseline, Month 6, Month 12

  6. Percentage of Adherence to Study Treatment

    Time frame · 6 months post-dose (Saizen Test Group and Saizen Control Group); 12 months post-dose (Saizen Test Group)

    Registry description

    Percentage of adherence to study treatment (adherence rate) was defined as the actual number of received treatments divided by the scheduled number of treatments multiplied by 100. The adherence rate for 6 months was calculated from Baseline to 6 months for the Saizen Test Group and from Month 6 to Month 12 for the Saizen Control Group.

  7. Number of Subjects With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs

    Time frame · Baseline up to Month 13

    Registry description

    An adverse event (AE) was defined as any untoward medical occurrence which does not necessarily have a causal relationship with this the study drug. An AE was defined as any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of study drug, whether or not considered related to the study drug. A serious adverse event (SAE) was an AE that resulted in any of the following outcomes: death; life threatening; persistent/significant disability/incapacity; initial or prolonged inpatient hospitalization; congenital anomaly/birth defect or was otherwise considered medically important. For the Saizen Test Group, TEAEs were defined as events that occurred or worsened at or after the first administration of treatment and for the Saizen Control Group, TEAEs were defined as events that occurred or worsened at or after the randomization.

Posted results

Values are shown as posted at ClinicalTrials.gov, with their units. PepBank has not converted, pooled or compared them.

Primary outcome results

Primary outcomeMean· Baseline, Month 6

Change From Baseline in Height Velocity at Month 6 Using Last Observation Carried Forward (LOCF) Method

GroupValue (centimeter/year (cm/yr))Spread
Saizen Test Group5.631.62
Saizen Control Group4.941.91
Secondary and other outcome results(7)
Secondary outcomeMean· Baseline, Month 12

Change From Baseline in Height Velocity at Month 12

GroupValue (cm/year)Spread
Saizen Test Group3.772.21
Saizen Control Group2.861.95
Secondary outcomeMean· Baseline, Month 6, Month 12

Change From Baseline in Height at Month 6 and 12

GroupValue (centimeter (cm))Spread
Saizen Test Group108.277.67
Saizen Control Group108.078.36
Secondary outcomeMean· Baseline, Month 6, Month 12

Change From Baseline in Height Standard Deviation Score (SDS) at Month 6 and 12

GroupValue (standard deviation score)Spread
Saizen Test Group-2.260.36
Saizen Control Group-2.340.34
Secondary outcomeMean· Baseline, Month 6, Month 12

Change From Baseline in Serum Concentration of Insulin-like Growth Factor-I (IGF-I) at Month 6 and 12

GroupValue (microgram/liter (mcg/L))Spread
Saizen Test Group112.6243.06
Saizen Control Group125.0165.68
Secondary outcomeMean· Baseline, Month 6, Month 12

Change From Baseline in Serum Concentration of Insulin Like Growth Factor Binding Protein-3 (IGFBP-3) at Month 6 and 12

GroupValue (mcg/L)Spread
Saizen Test Group3,783.33915.20
Saizen Control Group3,935.67866.42
Secondary outcomeMean· 6 months post-dose (Saizen Test Group and Saizen Control Group); 12 months post-dose (Saizen Test Group)

Percentage of Adherence to Study Treatment

GroupValue (percentage of adherance)Spread
Saizen Test Group94.3814.12
Saizen Control Group95.695.04
Secondary outcomeNumber· Baseline up to Month 13

Number of Subjects With Treatment Emergent Adverse Events (TEAEs), Serious TEAEs

GroupValue (subjects)
Saizen Test Group42
Saizen Control Group18

Adverse events, as posted

Adverse events as posted: participants affected out of participants at risk, by group
GroupDeathsSerious eventsOther events
Saizen Test GroupSubjects in the Saizen test group received Saizen (recombinant-human growth hormone \[r-hGH\]) subcutaneously 6 days per week at a weight based dose of 0.067 milligram per kilogram of body weight per day (mg/kg/day) for 12 months.–3 / 5942 / 59
Saizen Control GroupSubjects in the Saizen control group received no treatment for the first 6 months and thereafter received Saizen (r-hGH) subcutaneously 6 days per week at a weight based dose of 0.067 mg/kg/day for the next 6 months.–1 / 3018 / 30

Each cell reads participants affected / participants at risk, as the registry posted them.

Registry data comes from ClinicalTrials.gov. Study results come from studies, not from the registry. How PepBank works

Studies1

Studies that cite this trial.

More studies

1 study on this page

Indexing hint: Randomized controlled trial · 2018

Effect of Growth Hormone Therapy on Height Velocity in Korean Children with Idiopathic Short Stature: A Phase III Randomised Controlled Trial.

Chung et al. 2018Hormone research in paediatricscited by 11

PMID 30110706PMC6214610DOI 10.1159/000491016PUB-30110706

Free to read · publisher termsCC BY-NC-ND
Read at source

Eligibility

Who could join, as posted.

Sex
All
Age
from 5 Years
Healthy volunteers
Not accepted
Inclusion and exclusion criteria, as posted
Inclusion Criteria: * Age greater than or equal to 5 years * Pre-pubertal; testicular volume less than 4 milliliter (in males) and breast Stage 1 (in females) * The official records of height (for example records measured in hospitals or schools) during previous 6 months or more preceding inclusion in the study (self-measurement of the height at home will not be considered as a valid record) * Height less than or equal to 3rd percentile compared to same sex, same age * Peak serum growth hormone (GH) greater than 10 microgram per liter (mcg/L) in GH stimulation test (results of peak serum GH greater than 10 mcg/L in GH stimulation test within 1 year can be used instead) * Naive to GH therapy * Normal birth weight (that is greater than or equal to 3rd percentile when compared to same sex) * Normal thyroid function * Normal karyotype in girls * Written informed consent from parent/guardian * Written informed consent from the subject who speaks, understand, read, and write Korean * Bone age less than 10 years in boys and less than 9 years in girls, whose difference between the bone and chronological age is no more than 3 years Exclusion Criteria: * Puberty development (Tanner stage greater than or equal to 2) * Skeletal dysplasia or abnormal body proportions * Chronic systemic illness * Dysmorphic syndrome * Growth Hormone Deficiency * Small for Gestational Age (SGA) * Current medication for Attention deficit hyperactivity disorder (ADHD) or hyperactivity disorder * Current medication with drugs that may influence secretion or action of growth hormone (such as estrogen, androgen, anabolic steroid, corticosteroid, thyroxine, aromatase inhibitors) * Diabetes mellitus * Kidney transplantation * Acute critical illness, including complications following open heart surgery, abdominal surgery or multiple accidental trauma * Acute respiratory failure * Malignancy or previous therapy for malignancy * Known hypersensitivity to somatotropin or any of its excipients including cresol or glycerol * Closed epiphyses, progression or recurrence of an underlying intracranial tumor, chronic renal disease * Endocrinologic or metabolic disorders such as Prader-Willi syndrome; Russel-Silver syndrome; Seckel syndrome; Down syndrome; Cushing syndrome; Noonan syndrome; short stature caused by other chromosomal abnormalities * The disorders that explain short stature such as psychiatric disorders, nutritional disorders, and chronic debilitating diseases * Participation in another clinical trial within the past 3 months * Status of legal incapacity or limited legal capacity of the parents or legal guardian

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