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Predictors of Small Bowel Transit Time for Capsule Endoscopy in Children with Inflammatory Bowel Disease
Itsuhiro Oka1,2, Rie Funayama1, Hirotaka Shimizu1
1Center for Pediatric Inflammatory Bowel Disease, Division of Gastroenterology, National Center for Child Health and Development, Tokyo, Japan.
Insights
Predicting capsule transit time in pediatric inflammatory bowel disease (IBD) is crucial. Low albumin, general anesthesia, and intestinal lesions prolong transit, potentially reducing fasting times for capsule endoscopy in children with IBD.
Area of Science:
- Pediatric Gastroenterology
- Medical Device Technology
Background:
- Capsule endoscopy is increasingly used in children, aided by assistive devices.
- Accurate prediction of capsule transit time can optimize diagnostic efficacy and minimize patient fasting periods.
Purpose of the Study:
- To identify predictors of small bowel transit time in pediatric patients undergoing capsule endoscopy for inflammatory bowel disease (IBD).
Main Methods:
- Retrospective analysis of 92 pediatric patients (aged 1-17) with IBD (Crohn's disease and ulcerative colitis) who underwent capsule endoscopy.
- Multiple regression analysis was used to identify significant predictors of small bowel transit time.
Main Results:
- Serum albumin levels, general anesthesia use, and the presence of small intestine lesions were significantly associated with prolonged small bowel transit time.
- Specifically, hypoalbuminemia (partial regression coefficient: -58.9, p=0.008), general anesthesia (partial regression coefficient: 127, p<0.001), and small intestine lesions (partial regression coefficient: 30.1, p=0.037) were identified as key predictors.
Conclusions:
- Hypoalbuminemia, general anesthesia, and small intestine lesions are significant predictors of prolonged small bowel transit time in pediatric IBD patients.
- Anticipating prolonged transit times can lead to reduced fasting periods, improving the capsule endoscopy experience for children and their caregivers.
Purpose:
The development of assistive devices has allowed for the performance of capsule endoscopy in children. Anticipating the capsule's transit time could affect the efficacy of the investigation and potentially minimize the fasting period. This study determined the predictors of small bowel transit time for small-bowel capsule endoscopy in children and adolescents with inflammatory bowel disease.
Methods:
We retrospectively examined children and adolescents with inflammatory bowel disease who underwent capsule endoscopy by the age 18 at a Japanese tertiary care children's hospital. Small bowel transit time predictors were analyzed using multiple regression with explanatory variables.
Results:
Overall, 92 patients, aged 1-17 years, with inflammatory bowel disease (63 Crohn's disease and 29 ulcerative colitis cases) were examined for factors affecting small bowel transit time. In the simple regression analysis, diagnosis, age, height, weight, serum albumin, general anesthesia, and small intestine lesions were significantly associated with small bowel transit time. In the multiple regression analyses, serum albumin (partial regression coefficient: -58.9, p=0.008), general anesthesia (partial regression coefficient: 127, p<0.001), and small intestine lesions (partial regression coefficient: 30.1, p=0.037) showed significant associations with small bowel transit time.
Conclusion:
Hypoalbuminemia, the use of general anesthesia for endoscopic delivery of the capsule, and small intestine lesions appeared to be predictors of prolonged small bowel transit time in children and adolescents with inflammatory bowel disease. Expecting the finishing time may improve examination with a fasting period reduction, which benefits both patients and caregivers.
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