NCT02565550

Brief Summary

To determine the efficacy of a low FODMAP diet in IBS patients and whether gut microbiota community is associated with its efficacy.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
90

participants targeted

Target at P50-P75 for phase_4

Timeline
Completed

Started Jul 2015

Shorter than P25 for phase_4

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

July 1, 2015

Completed
3 months until next milestone

First Submitted

Initial submission to the registry

September 30, 2015

Completed
1 day until next milestone

First Posted

Study publicly available on registry

October 1, 2015

Completed
1 month until next milestone

Primary Completion

Last participant's last visit for primary outcome

November 1, 2015

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

November 1, 2015

Completed
Last Updated

October 1, 2015

Status Verified

September 1, 2015

Enrollment Period

4 months

First QC Date

September 30, 2015

Last Update Submit

September 30, 2015

Conditions

Keywords

Microbiota CommunityFODMAPsIBS

Outcome Measures

Primary Outcomes (1)

  • changes of symptom scores

    5 months

Secondary Outcomes (3)

  • proportion of responders

    3 months

  • quality of life in IBS patients

    5 months

  • microbial composition in different response to low FODMAPs

    5 months

Study Arms (2)

IBS patients

EXPERIMENTAL

eat the low FODMAPs diet for one week

Dietary Supplement: low FODMAPs

healthy controls

ACTIVE COMPARATOR

eat the low FODMAPs diet for one week

Dietary Supplement: low FODMAPs

Interventions

low FODMAPsDIETARY_SUPPLEMENT

low FODMAPs means excluding food which contains oligosaccharides.disaccharides,monosaccharides, and polyols

IBS patientshealthy controls

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • the presence of Rome III criteria for IBS ;
  • Patients scheduled for colonoscopy examination or having negative screening examinations
  • Aged between 18 and 65 years old

You may not qualify if:

  • Antibiotic, probiotic or laxative usage within 4 weeks.
  • organic gastrointestinal diseases
  • Severe systematic disease: diabetes mellitus, hepatic, renal or cardiac dysfunction, thyroid disease or tumor etc.
  • pregnancy or lactation.
  • previous major or complicated abdominal surgery.
  • severe endometriosis and dementia

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Department of Gastroenterology, Qilu Hospital, Shandong University

Jinan, Shandong, 250012, China

RECRUITING

MeSH Terms

Conditions

Irritable Bowel Syndrome

Interventions

FODMAP Diet

Condition Hierarchy (Ancestors)

Colonic Diseases, FunctionalColonic DiseasesIntestinal DiseasesGastrointestinal DiseasesDigestive System Diseases

Intervention Hierarchy (Ancestors)

Elimination DietsDietNutritional Physiological PhenomenaDiet, Food, and NutritionPhysiological Phenomena

Study Officials

  • Yanqing Li, MD.PhD

    Qilu Hospital of Shandong University

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Yanqing Li, MD.PhD

CONTACT

Study Design

Study Type
interventional
Phase
phase 4
Allocation
NON RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Vice president of Qilu Hospital

Study Record Dates

First Submitted

September 30, 2015

First Posted

October 1, 2015

Study Start

July 1, 2015

Primary Completion

November 1, 2015

Study Completion

November 1, 2015

Last Updated

October 1, 2015

Record last verified: 2015-09

Locations