Eligibility Module
The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.
Eligibility Module path is as follows:
Study -> Protocol Section -> Eligibility Module
Eligibility Module
Ignite Creation Date:
2025-12-25 @ 4:59 AM
Ignite Modification Date:
2025-12-25 @ 4:59 AM
NCT ID:
NCT03820518
Eligibility Criteria:
Inclusion Criteria:
* Male or female, aged 1-12 years, inclusive
* Diagnosis of XLH by clinical features: serum phosphorus level \< 2.5 mg/dl; ALP?; RSS total score ≥2; bowed legs; short stature; family history with appropriate X-linked inheritance
* Meet at least one of the following: confirmed Phosphate regulating gene with homology to endopeptidases located on the X chromosome (PHEX) mutation in the participant, or serum FGF23 level \>30 pg/ml (Kainos assay)
* Willing to participate the study, and provide an informed consent
* Able to complete all aspects of study and adhere to the visit schedule
Exclusion Criteria:
* Use of growth hormone within 12 months before first visit
* Height \>50 percentile for age and sex specific data
* Presence of nephrocalcinosis or nephrolithiasis
* Serum intact parathyroid hormone level\>170 pg/ml
* Plan to receive orthopaedic surgery in 12 months
* Poor compliance
* Use of gonadotropin-releasing hormone therapy right now
* Use of aluminium hydroxide, steroid, acetazolamide or thiazide drugs within 7 days before first visit
* Not be fit to participant in the study, by the judgement of investigators
Healthy Volunteers:
False
Sex:
ALL
Minimum Age:
1 Year
Maximum Age:
12 Years
Study:
NCT03820518
Study Brief:
Protocol Section:
NCT03820518