In recent years, the incidence of Inflammatory Bowel Disease (IBD) has been increasing in China, which poses great challenges and burdens to the medical community due to its unknown etiology, recurrence and incurability. Co-infection is one of the important causes in IBD development. IBD accompanied with Clostridium Difficile Infection (CDI) can significantly decrease the treatment efficiency, leading to increased surgical rate, increased mortality, prolonged hospital stay, and increased hospital costs. Recently, several Chinese clinical guidelines about IBD or CDI have been published, but these guidelines are mainly based on the foreign studies. Compared with the developed countries, the lack of multi-center, large-scale and multi-test clinical trials and cohort studies caused limited understanding for IBD-CDI in China. Therefore, it is of great importance to carry out the multi-center clinical trials and analysis on IBD-CDI to improve the diagnostic and therapeutic efficiency in IBD-CDI patients Objective: 1. To evaluate the prevalence rate of IBD-CDI in Chinese adults in China based on the multi-center clinical trials.. 2. To analyze the related risk factors of IBD-CDI in China based on the multi-center clinical trials. 3. To analyze the intestinal flora of IBD-CDI patients via high-throughput sequencing.
Study Type
OBSERVATIONAL
Enrollment
1,000
The First Affiliated Hospital of Sun Yat-sen University
Guangzhou, Guangdong, China
RECRUITINGThe Sixth Affiliated Hospital of Sun Yat-sen University
Guangzhou, Guangdong, China
RECRUITINGXijing Hospital
Xi'an, Shaanxi, China
RECRUITINGSir Run Run Shaw Hospital
Hangzhou, Zhejiang, China
RECRUITINGPeking Union Medical College Hospital
Beijing, China
RECRUITINGRenji Hospital
Shanghai, China
RECRUITINGPrevalence rate of IBD with CDI in Chinese adults
To analyze the prevalence rate of IBD with CDI in Chinese adults based on the multicenter clinical trials.
Time frame: 3 years
Risk factors of IBD with CDI in China
To analyze the related risk factors of IBD with CDI in China based on the multicenter clinical trials. Including demographic data,severity of disease(Mayo score for ulcerative colitis and CDAI score for CD),laboratory results(ESR、CRP、WBC、Hb、RBC)and combination therapy.
Time frame: 3 years
Gut microbiota in patients with IBD-CDI,IBD and healthy volunteers by 16S rDNA sequencing
To analyze the gut microbiota with IBD-CDI,IBD and healthy volunteers.Including fecal flora composition and the abundance analysis by 16S rDNA sequencing.
Time frame: 3 years
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