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Body mass index predicts cecal insertion time: the higher, the better
Prashant Krishnan1, Aijaz Ahmed Sofi, Robert Dempsey
1Department of Gastroenterology, Henry Ford Health System, Detroit, USA.
Summary
Higher body mass index (BMI) is linked to shorter cecal insertion times (CIT) during colonoscopy procedures. This finding suggests BMI is a significant factor influencing colonoscopy efficiency.
Area of Science:
- Gastroenterology
- Endoscopy
- Medical Informatics
Background:
- Prolonged procedural time in colonoscopy can impact efficiency and patient experience.
- Identifying predictors of procedural duration is crucial for optimizing colonoscopy.
- The relationship between patient characteristics and colonoscopy time requires further investigation.
Purpose of the Study:
- To investigate the effect of body mass index (BMI) on cecal insertion time (CIT) during colonoscopy.
- To determine if higher BMI is associated with shorter or longer procedural times.
Main Methods:
- A prospective study enrolled 1430 consecutive outpatients undergoing colonoscopy.
- Data collected included patient demographics, BMI, surgical history, and colonoscopy outcomes (CIT, bowel prep quality).
- Linear regression analysis was used to assess the association between BMI and CIT.
Main Results:
- The mean CIT was 648.5 seconds.
- Factors associated with prolonged CIT included older age, female gender, fellow involvement, and poor bowel preparation.
- A significant inverse linear relationship was observed between BMI and CIT, with higher BMI correlating to shorter CIT.
Conclusions:
- Increased body mass index is strongly associated with a progressively shorter cecal insertion time during colonoscopy.
- Higher BMI may indicate improved colonoscope navigation or other factors contributing to procedural efficiency.
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