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Not yet recruitingNCT05986045Updated Aug 31, 2023

ENHANCE- Establishing Natural History in an Advanced New CF Care Era

An observational study in Cystic Fibrosis, sponsored by Royal College of Surgeons, Ireland. Not yet recruiting. Open to participants aged 1 Month to 5 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2023-08-31.

Sponsored by Royal College of Surgeons, Ireland · Observational

Study type
Observational
Model
Case-control
Time perspective
Prospective
Enrollment
550
Ages
1 Month to 5 Years
Sex
All
01

Study summary

Measured outcomes for people with CF have improved dramatically over the last 20 years, even prior to the widespread introduction of cystic fibrosis transmembrane conductance regulator (CTFR) modulator treatments. The outlook for children with CF has improved significantly, with longer predicted survival and a lower likelihood of morbidity. This has accelerated recently. These changes have occurred within a short period of time, and there is much that we now do not understand about disease progression in children with CF and how this differs from children without CF. CF is an area which is fortunate to have well-developed and successful disease registries. CF registries have provided significant amounts of very useful data to guide improvement in treatment and outcomes over many decades. The power of registries comes from the collection of a well-defined set of important outcome measures in very large numbers of people over many years.

The outcome measures collected routinely in clinical care, which form part of the registries, are helpful in monitoring moderate-advances and symptomatic disease in people with CF. CF registries however do not tend to collect tomography(CT) scores, lung clearance index(LCI) or indeed repeated collection of biomarkers of disease activity such as sweat chloride which are increasingly relevant in an era of modulator therapies and reducing burden of symptomatic disease. We perceive an urgent need to complement registry data, cataloguing the changing natural history if early childhood CF by proactively collecting and curating sensitive, meaningful outcome data in a large cohort of children during this new era in Ireland and the UK.

The prevalence, presentation and natural history of disease manifestation of CF in young children will change significantly in the next decade with advances in the understanding and treatment of CF, including the use of therapies aimed at CFTR function. ENHANCE provides an opportunity to study these changes in real-time and in ways that are relevant to the CF community.

02

Conditions studied

  • Cystic Fibrosis

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03

In context

Cystic Fibrosis

1,581 studies on the registry are indexed under Cystic Fibrosis; 190 are open to participants now.

This study's planned enrollment of 550 is above the median of 85 across 482 observational studies indexed under Cystic Fibrosis.

Browse Cystic Fibrosis studies →

Lead sponsor

Royal College of Surgeons, Ireland is the lead sponsor of 93 studies on the registry; 44 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
1 Month to 5 Years
Sexes eligible
All
Accepts healthy volunteers
Yes
Sampling method
Non-probability sample

Study population

All participants with CF will be invited to participate in ENHANCE. We will ensure a presentative mix of mutation groups, sex, ages, ethnicity and location in all cohorts. We will target recruitment to cohorts 1 and 2 based on the following split of mutations: 50% F508del homozygous(FF), 20%heterozygous for F508del and a minimum function mutation(FMF), 20% heterozygous for F508del and a residual function/gating mutation or gating/other mutation and 10% with no currently treatable mutation(NON).

Inclusion criteria

Children with CF attending one of the study centres and fulling one of the following:

  • Newborn infant diagnoses with cystic fibrosis through newborn screening (excludes children with an uncertain diagnosis), or having 2 documented CF disease causing mutations.
  • Children with CF (sweat chloride>60mmol/L or 2 CF disease causing mutations) aged 0-6 at study initiation
  • Healthy control infants without CF

Exclusion criteria

Exclusion Criteria:

  • Children or their parents not willing or able to complete with study procedures or assessments.
  • Co-morbidities in groups 1 and 2, unrelated to CF, that in the opinion of the investigator would substantially impact on study measurements and unduly affect the veracity of the outcome data, for example a diagnosis of inflammatory bowel disease or extreme prematurity.
  • Children in the control group who are carriers of CFTR mutations or have chronic medical or GI/Liver conditions that in the opinion of the investigator would unduly affect the veracity of the outcome data.
  • We will not exclude someone who subsequently joins a CF Investigational drug trial if they are happy to continue, but if possible, will time their annual ENHANCE data collection to fall outside the time period of any experimental study drug administration
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Study design

Observational model
Case-control
Time perspective
Prospective
Enrollment
550 participants (estimated)
Patient registry
No

Groups and cohorts

  • Cohort 1

    Newborn infants diagnosed with Cystic Fibrosis at newborn screening

    Other: Quality of Life

  • Cohort 2

    Children with previous diagnosis of Cystic Fibrosis up to 5 years of age

    Other: Quality of Life

  • Control

    Newborn infants without cystic fibrosis

    Other: Quality of Life

Interventions

  • OtherQuality of Life

    ENHANCE will collect natural history on all children with cystic fibrosis who are enrolled over a 5 year period

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What researchers measure

Primary outcomes

  1. 1. The incidence, prevalence and progression of structural lung disease

    Spirometry-controlled Computed Tomography

    Time frame: 60 Months

  2. 2. The long-term natural history of pulmonary function and ventilation homogeneity.

    Spirometry, Multiple Breath Washout

    Time frame: 60 Months

  3. 3. The incidence, prevalence and longitudinal progression of CF liver disease.

    Liver Ultrasound, Liver Function Tests

    Time frame: 60 Months

  4. 4. The prevalence, natural history and progression of exocrine pancreatic dysfunction

    Faecal Elastase Analysis

    Time frame: 60 Months

  5. 5. The longitudinal natural history of gastrointestinal symptoms, inflammation and the gut microbiome compared to a healthy control population

    Microbiome Analysis, Identification of inflammatory markers, Abdominal Symptom Scores

    Time frame: 60 Months

  6. 6. The longitudinal natural history of annual sweat chloride levels in infants and children of different ages, the influence of different treatments on this and its association with other outcomes

    Sweat chloride

    Time frame: 60 Months

  7. 7. The longitudinal natural history of mental health outcomes in children with CF compared to controls.

    Mental Health Quality Of Life Questionnaires

    Time frame: 60 Months

07

Study locations

No study locations are listed for this record.

08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Aug 31, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT05986045
Lead sponsor
Royal College of Surgeons, Ireland
Collaborators
University Hospital of Limerick, Cork University Hospital, University College Hospital Galway, Belfast Health and Social Care Trust, NHS Lothian, Alder Hey Children's NHS Foundation Trust, Manchester University NHS Foundation Trust, Newcastle-upon-Tyne Hospitals NHS Trust, Cardiff and Vale University Health Board, Royal Brompton & Harefield NHS Foundation Trust, Erasmus University Rotterdam, Medizinische Hochschule Brandenburg Theodor Fontane, Massachusetts General Hospital, The Hospital for Sick Children, Teagasc
Responsible party
Sponsor
First posted
Aug 14, 2023
Start date
Oct 2023 (estimated)
Primary completion
Sep 30, 2028 (estimated)
Completion
Sep 30, 2028 (estimated)
Last update
Aug 31, 2023

Study contacts

Karen Lester, PhD
Contact
karenlester@rcsi.com
(01) 4096500
Rachel Cregan, MSc
Contact
rachelcregan@rcsi.com
(01) 4096500
Paul McNally
principal investigator · RCSI

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Jul 2023. You cannot join it, but the record below documents what was studied.

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