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An observational study of health-related quality of life (HRQOL) in patients with inborn errors of metabolism

An observational study of health-related quality of life (HRQOL) in patients with inborn errors of metabolism - IEM-QOL

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000038674
Enrollment
300
Registered
2019-11-25
Start date
2019-11-08
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Inborn errors of metabolism

Interventions

None listed

Sponsors

Public Health Research Foundation
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Written informed consent has been obtained from the patient after an explanation of the study participation was given. 2. Aged 8 years and older at the time of consent. (male/female) 3. Diagnosed with any of the following inborn errors of metabolism: Phenylketonuria, Maple syrup urine disease, Citrullinemia type 1, Arginosuccinate lyase deficiency, Homocystinuria, Methylmalonic academia, Propionic acidemia, Isovaleric acidemia, Methylcrotonylglycinuria, HMG-CoA lyase deficiency, Multiple carboxylase deficiency, Glutaric acidemia type 1, MCAD deficiency, VLCAD deficiency, TFP deficiency, CPT-1 deficiency, CPT-2 deficiency, citrin deficiency, Beta-ketothiolase deficiency, CACT deficiency, Glutaric acidaemia type 2, or Systemic Carnitine Deficiency 4. Patients' caregivers

Exclusion criteria

Exclusion criteria: 1. Patients judged by the physician to be inappropriate for registration in this study. 2. Patients unable to comprehend consent form or give consent for themselves except in the case of proxy consent by caregiver.

Design outcomes

Primary

MeasureTime frame
Assessment time point: single time point Descriptive statistics of HRQOL values in patients with inborn errors of metabolism

Secondary

MeasureTime frame
Assessment time point: single time point 1. Evaluation of the correlation between different QOL instruments. 2. Evaluation of the correlation between patient- and caregiver-reported QOL outcomes. 3. Evaluation of the correlation between caregiver burden and patient QOL.

Countries

Japan

Contacts

Public ContactAtsuko Nakasato

Public Health Research Foundation Comprehensive Support Project for Health Outcomes Research (CSP-HOR)

csp-qol@csp.or.jp03-5287-2636

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026