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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT05686369
Other study ID # DQB002UZ
Secondary ID
Status Completed
Phase
First received
Last updated
Start date March 8, 2023
Est. completion date October 5, 2023

Study information

Verified date November 2023
Source Chugai Pharmaceutical
Contact n/a
Is FDA regulated No
Health authority
Study type Observational

Clinical Trial Summary

This is a decentralized study to primarily explore a novel objective digital biomarker (i.e., Gluten Dependency Index) for celiac disease-related responses triggered by gluten exposure using a wearable biosensor. This study also explores a novel objective blood biomarker specific to celiac disease activity and evaluates participant symptoms, lifestyle and an objective comprehensive measurement (e.g., activity, stress and sleep) in celiac disease participants. Approximately 170 well-controlled celiac disease participants (Cohort A) and 40 celiac disease participants with persistent symptoms (Cohort B) will be monitored for 13 and 8 weeks in the observation period, respectively, in a home-based setting using the wearable biosensor along with a mobile platform including some electronic questionnaires. The wearable biosensor continuously records biosensor data. These data will be used to develop a new algorithm for Gluten Dependency Index and calculate the Gluten Dependency Index, Activity Value, Stress Value, or Sleep Time. Participants will report celiac disease-related symptoms, diet (including any accidental gluten exposures), exercise, menstruation questionnaires in CDSD and mobile platform questionnaire (MPFQ), which is originally designed by the Sponsor. All participants both in Cohort A and B are required to maintain gluten-free diet throughout the study. Only participant who are enrolled in Cohort A will be required gluten challenge.


Recruitment information / eligibility

Status Completed
Enrollment 12
Est. completion date October 5, 2023
Est. primary completion date October 5, 2023
Accepts healthy volunteers No
Gender All
Age group 18 Years to 65 Years
Eligibility Inclusion Criteria: [Cohort A and B] - History of medically diagnosed celiac disease based on biopsies and positive celiac serology. - Be on a GFD for at least 12 months - Willing and able to adhere to use and management of the wearable device - Willingness to comply with home-based approach and visits by a HN professional [Cohort A only] - Experienced at most mild symptoms of celiac disease - Willingness to consume food containing up to 6 g of gluten protein per challenge day and up to 18 g of gluten protein in total during the study [Cohort B only] - Experienced at least 2 different gluten-related symptoms (e.g., diarrhea, abdominal pain, bloating, nausea, tiredness) or 1 gluten-related symptom occurred twice within the month before screening, and at screening were required to have a qualifying score as moderate or severe on at least one symptom on the CDSD in the 14 days recording period. - Positive for any of the 3 serology tests, tissue - transglutaminase-2-IgA [tTG2-IgA] (=4 U/mL), deamidated gliadin peptide-IgA [DGP-IgA] (=20 U/mL), or deamidated gliadin peptide-IgG [DGP-IgG] (=20U/mL) Exclusion Criteria: [Cohort A and B] Refractory celiac disease [Cohort A] Positive for any of the 3 serology tests - Tissue transglutaminase-2 [tTG2-IgA] (=10 U/mL; normal range: 0-3.99 U/mL) prior to the observation period, but weak positive (4-10 U/mL) can be enrolled in this study. - Deamidated gliadin peptide-IgA [DGP-IgA], and deamidated gliadin peptide-IgG [DGP-IgG] prior to the observation period, but weak positive (20-30 U/mL) can be enrolled. History of IgE-mediated reactions to wheat, barley, rye, or other ingredients in the gluten products used in the study

Study Design


Related Conditions & MeSH terms


Locations

Country Name City State
United States Science 37 Culver City California

Sponsors (1)

Lead Sponsor Collaborator
Chugai Pharmaceutical

Country where clinical trial is conducted

United States, 

Outcome

Type Measure Description Time frame Safety issue
Primary The concordance between the novel digital biomarker and the presence of celiac disease-related symptoms up to 13 weeks
Secondary Correlations between the comprehensive measurement and the scores of patient reported outcomes Correlations between the comprehensive measurement and the scores of Celiac Disease Symptom Diary (CDSD), 36-Item Short Form Survey (SF-36), or Celiac Disease-related Quality of Life (CDQOL) up to 13 weeks
Secondary The comprehensive measurement The comprehensive measurement objectively evaluated by wearable biosensor up to 13 weeks
Secondary The scores of Celiac Disease Symptom Diary (CDSD) Scoring rate for celiac disease symptoms Minimum: Non Maximum: Very severe up to 13 weeks
Secondary The scores of Short Form 36 (SF-36) Scoring rate for quality of life (higher score-better quality of life) Minimum: 0 Maximum: 100 up to 13 weeks
Secondary The scores of Celiac Disease-related Quality of Life (CDQOL) Scoring rate for quality of life in celiac disease participants Minimum: 1 (total disagreement) Maximum: 5 (total agreement) up to 13 weeks
Secondary Adverse events Incidence and severity of adverse events up to 13 weeks
Secondary Adverse events' relationship to gluten exposure Incidence and severity of adverse events' relationship to gluten exposure up to 13 weeks
Secondary Safety as assessed by systolic and diastolic by blood pressure Abnormality in blood pressure up to 13 weeks
Secondary Safety as assessed by body temperature Abnormality in body temperature up to 13 weeks
Secondary Safety as assessed by pulse rate Abnormality in pulse rate up to 13 weeks
Secondary Safety as assessed by respiratory rate Abnormality in respiratory rate up to 13 weeks
Secondary Safety as assessed by percutaneous oxygen saturation Abnormality in percutaneous oxygen saturation up to 13 weeks
Secondary Safety as assessed by hematology test with counting blood cells Incidence of hematology abnormalities up to 13 weeks
Secondary Safety as assessed by blood chemistry test with measuring chemicals Incidence of blood chemistry abnormalities up to 13 weeks
Secondary Safety as assessed by coagulation testing with thrombolytic capacity measurement Incidence of coagulation abnormalities up to 13 weeks
Secondary Safety as assessed by urinalysis test with examining the visual, chemical and microscopic aspects Incidence of urinalysis abnormalities up to 13 weeks
Secondary Safety as assessed by Electrocardiograms (QT interval) Abnormality in QT interval up to 13 weeks
Secondary Safety as assessed by Electrocardiograms (heart rate) Abnormality in heart rate up to 13 weeks
Secondary Celiac disease serology levels Serology levels about tissue transglutaminase-2-IgA (tTG2-IgA; unit/mL) up to 13 weeks
Secondary Celiac disease serology levels Serology levels about Deamidated gliadin peptide-IgA (DGP-IgA; unit), and deamidated gliadin peptide-IgG (DGP-IgG; unit) up to 13 weeks
Secondary 3072 Blood biomarkers profile 3072 Blood biomarkers profile measured by proteomics in well-controlled celiac disease participants (Cohort A) and in celiac disease participants with persistent symptoms (Cohort B) up to 13 weeks
Secondary 48 Blood biomarker profile 48 Blood biomarkers profile measured by proteomics in well-controlled celiac disease participants (Cohort A) and in celiac disease participants with persistent symptoms (Cohort B) up to 13 weeks
Secondary Change from baseline in 3072 blood biomarkers profile (Cohort A only) Change from baseline in 3072 blood biomarker profile measured by proteomics after gluten/sham gluten challenge (Cohort A only) up to 13 weeks
Secondary Change from baseline in 48 blood biomarkers profile (Cohort A only) Change from baseline in 48 blood biomarkers profile measured by proteomics after gluten/sham gluten challenge (Cohort A only) up to 13 weeks
Secondary The incidence of novel digital biomarker (Cohort B only) The incidence of novel digital biomarker established in Cohort A (Cohort B only) up to 13 weeks
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