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To determine the efficacy of a low FODMAP diet in IBS patients and whether gut microbiota community is associated with its efficacy.
We seek to determine whether a low FODMAPs diet decreases symptoms in irritable bowel syndrome (IBS)patients and to identify potential microbial factors related to diet efficacy. Pain symptoms, stooling characteristics, breath hydrogen, stool microbiome will be collected and/or documented in IBS patients at baseline and during one week of an low FODMAPs intervention.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| IBS patients | Experimental | eat the low FODMAPs diet for one week |
|
| healthy controls | Active Comparator | eat the low FODMAPs diet for one week |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| low FODMAPs | Dietary Supplement | low FODMAPs means excluding food which contains oligosaccharides.disaccharides,monosaccharides, and polyols |
|
| Measure | Description | Time Frame |
|---|---|---|
| changes of symptom scores | 5 months |
| Measure | Description | Time Frame |
|---|---|---|
| proportion of responders | 3 months | |
| quality of life in IBS patients | 5 months | |
| microbial composition in different response to low FODMAPs |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Yanqing Li, MD.PhD | Contact | 86-531-82169236 | 86-531-8216923 | liyanqing@sdu.edu.cn |
| Name | Affiliation | Role |
|---|---|---|
| Yanqing Li, MD.PhD | Qilu Hospital of Shandong University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Department of Gastroenterology, Qilu Hospital, Shandong University | Recruiting | Jinan | Shandong | 250012 | China |
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| ID | Term |
|---|---|
| D043183 | Irritable Bowel Syndrome |
| ID | Term |
|---|---|
| D003109 | Colonic Diseases, Functional |
| D003108 | Colonic Diseases |
| D007410 | Intestinal Diseases |
| D005767 | Gastrointestinal Diseases |
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| ID | Term |
|---|---|
| D000092622 | FODMAP Diet |
| ID | Term |
|---|---|
| D000092724 | Elimination Diets |
| D004032 | Diet |
| D009747 | Nutritional Physiological Phenomena |
| D000066888 | Diet, Food, and Nutrition |
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| 5 months |
| D004066 | Digestive System Diseases |
| D010829 | Physiological Phenomena |