About this trial
The goal of this observational study is to demonstrate that nutritional status and body composition have an impact on clinical outcomes in inflammatory bowel disease (IBD).
The main objectives are:
1. To compare the detection rates of undernutrition between a range of nutritional screening tools, physiological measures and assessment tools amongst patients with different IBD phenotypes 2. To correlate nutritional status, nutritional biomarkers and body composition with clinical outcomes in patients with IBD treated with advanced medical therapy or surgery 3. To determine a potential relationship between radiological muscle mass measurements and clinical outcomes in patients with IBD treated with advanced medical therapy or surgery
Participants will undergo an assessment at pre-treatment baseline and then again at their scheduled follow-up. This is a non-interventional study and participants will not be required to have any invasive tests or hospital visits beyond that of standard clinical care.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patients with inflammatory bowel disease (Crohn's disease, ulcerative colitis or IBD-U) starting a new advanced medical therapy
Patients with inflammatory bowel disease (Crohn's disease, ulcerative colitis or IBD-U) undergoing an IBD-related surgery
Age >16
Patients able and willing to provide written informed consent
Disqualifiers
Patients below the age of 16
Patients who cannot provide informed consent
Patients with a cardiac pacemaker or internal defibrillator
Patients with active cancer and other disorders associated with severe cachexia
Trial population
Adults (\>16) with a diagnosis of inflammatory bowel disease (IBD) attending a tertiary IBD centre who are undergoing a new treatment or change in treatment, or an operation for their condition
Trial design
Cohort
Prospective
Treatments tested in this trial
Not listed
Trial groups
Trial outcomes
Primary outcomes
Correlation of nutritional parameters (at baseline and during treatment) with pre-defined clinical outcomes in patients undergoing advanced medical therapy (at 14 and 52 weeks).
Clinical outcomes are as follows clinical response, clinical and biochemical remission, corticosteroid use, therapy switch or IBD related-surgery. Clinical response in UC is defined as a ≥2-point and ≥30% decrease from baseline in partial Mayo score and a ≥1-point decrease from baseline in rectal bleeding sub-score or an absolute rectal bleeding sub-score ≤1. Clinical response in CD is defined as ≥ 3 points decrease of HBI score. Clinical remission is defined as a partial Mayo score of 0-1 in UC or HBI of ≤4 in CD. Biochemical remission is defined as faecal calprotectin \<200μg/mg and CRP ≤5mg/L.
Correlation of nutritional parameters (at baseline and during treatment) with pre-defined clinical outcomes in patients undergoing IBD-related surgery (at 30 and 90 days).
Clinical outcomes are defined as length of post-operative stay, formation of unplanned stoma, 30-day complication rate, 30-day complication grade (defined by the Clavien-Dindo scale) and 90-day readmission rate.
Secondary outcomes
Correlation of currently used radiological muscle mass thresholds with pre-defined clinical outcomes in patients undergoing advanced medical therapy (at 14 and 52 weeks).
Clinical outcomes are as follows clinical response, clinical and biochemical remission, corticosteroid use, therapy switch or IBD related-surgery. Clinical response in UC is defined as a ≥2-point and ≥30% decrease from baseline in partial Mayo score and a ≥1-point decrease from baseline in rectal bleeding sub-score or an absolute rectal bleeding sub-score ≤1. Clinical response in CD is defined as ≥ 3 points decrease of HBI score. Clinical remission is defined as a partial Mayo score of 0-1 in UC or HBI of ≤4 in CD. Biochemical remission is defined as faecal calprotectin \<200μg/mg and CRP ≤5mg/L.
Correlation of currently used radiological muscle mass thresholds with pre-defined clinical outcomes in patients undergoing advanced IBD-related surgery (at 30 and 90 days).
Clinical outcomes are defined as length of post-operative stay, formation of unplanned stoma, 30-day complication rate, 30-day complication grade (defined by the Clavien-Dindo scale) and 90-day readmission rate.
Sponsors and contacts
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Barts & The London NHS Trust
Lead sponsor
King's College London
Collaborator