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. 2020 Jun 30;15:172. doi: 10.1186/s13023-020-01434-4

Table 1.

All data fields which are to be recorded (if collected) for each patient enrolled into the XLH patient registry. Data is grouped under headings, followed by a listing of all individual data variables collected

Variable Group Heading Variables
Informed Consent Date Type Assent
Demographics Date of Birth Biological Gender Ethnicity
XLH-Specific Medication (All XLH-specific medications, including pain medication) Dose Compliance Duration of Treatment Reason for Discontinuation
Drug History Dose Compliance Duration of Treatment Reason for Discontinuation
Radiography and Imaging Any radiological assessment of disease severity Type of assessment Scanner type Analysis software used
Physical examination Age Disease-specific examination
Vital Signs Temperature Blood Pressure (Sitting) Pulse Rate Respiratory Rate
Growth Assessments Standing Height (metres) Sitting Height (metres) Arm Length (metres) Leg Length (metres) Weight (Kg) Body Mass Index (BMI) Z-scores (based on national reference)
Biochemistry 1,25(OH)2D 25(OH)2D Alanine aminotransferase (ALT) Aspartate aminotransferase (AST) Amylase Bilirubin (direct and total) Blood urea nitrogen (BUN) Calcium (total) Chloride Carbon dioxide (CO2) Cholesterol (total) Creatinine Gamma-glutamyl transpeptidase (GGT) FGF23 Uric acid
Biochemistry (continued) Intact parathyroid hormone (iPTH Lactate dehydrogenase Phosphorus Potassium Protein (albumin and total) Sodium
Haematology Haematocrit Haemoglobin Platelet count Red blood cell (RBC) count Mean corpuscular volume (MCV) Mean Cell Haematocrit (MCH)
Urine pH Specific gravity Protein Glucose Calcium Calcium/creatinine ratio Phosphorus Phosphorus/creatinine ratio TmP/GFR TRP Pregnancy test (if applicable)
Physiotherapy Reports Number of Visits (since last visit) Use of a Wheelchair Use of Walking Aids Use of Medical Devices Home Adaptations
Echocardiogram Reports
Electrocardiogram Reports
Audiology Assessment
Renal Ultrasound Scan
Assessment Tools/Outcome Measure Reports Six Minute Walk Test (6MWT) Timed Up and Go Test (TUG) Bruininks-Oseretsky Test of Motor Proficiency Section Edition (BOT-2) Dynamometry
Patient Quality of Life Questionnaires or Assessment Reports (May include the following, but this is not an exclusive list) Patient-Reported Outcomes Measurement Information System (PROMIS) [for children ≥5 years of age] Short Form 10 (SF-10) [for children ≥5 years of age] Pain: Faces Pain Scale-Revised (FPS-R) [for children ≥5 years of age] Brief Pain Inventory - Short Form [for adult subjects] Brief Fatigue Inventory - Short Form [for adult subjects] Short Form 36 (SF-36) [for adult subjects) Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) [for adult subjects] Abbreviated XLH Resource Utilisation Survey Five-level version of the EuroQoL five-dimensional descriptive system (EQ-5D 5 L) [for adult subjects] EQ-5D 5 L Proxy [for children < 5 years of age] Paediatric Musculoskeletal Functional Health Questionnaire (PODCI-POSNA) General Function Score (GFS) Health Assessment Questionnaire (HAQ) Patient Index Data 3 (RAPID3) Patient Pain Diary
Social History Number of Work/School Dates Missed due to XLH-related Illness since last visit.
XLH-Specific Medical, Surgical and Dental History Age of Onset of Symptoms Age at Diagnosis Diagnosis Method(s) PHEX Mutation Family History Changes to XLH-specific history
General Medical History Pregnancy and Foetal Outcomes Gestational/Foetal Exposure to Sponsor Product Incidence of Hospitalisations Duration of Hospitalisations Cause of Hospitalisation Date of Death Cause of Death