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Ability of pediatric physicians to judge the likelihood of intussusception
Sarah N Weihmiller1, Michael C Monuteaux, Richard G Bachur
1Division of Emergency Medicine, Children's Hospital, Boston, MA, USA. sweihmiller@gmail.com
Insights
Pediatric physicians can accurately predict the likelihood of intussusception, a common cause of intestinal obstruction in children. Clinical findings like lethargy and bloody stool help physicians assess risk, improving diagnostic accuracy.
Area of Science:
- Pediatric Medicine
- Gastroenterology
- Diagnostic Accuracy
Background:
- Intussusception is the most frequent cause of intestinal obstruction in pediatric patients.
- No prior studies have assessed physician ability to predict intussusception likelihood.
- This study addresses a critical gap in understanding diagnostic capabilities for pediatric intussusception.
Purpose of the Study:
- To evaluate the accuracy of pediatric physicians in predicting intussusception.
- To identify clinical factors correlating with physician risk assessments for intussusception.
- To inform clinical decision-making and management strategies for suspected intussusception.
Main Methods:
- Prospective cohort study involving children aged 1 month to 6 years with suspected intussusception.
- Physicians recorded predicted intussusception likelihood before imaging or diagnosis.
- Risk stratification defined as high (>25%) versus low (<=25%) likelihood.
Main Results:
- Physician predictions were significantly associated with confirmed intussusception (OR, 2.1).
- High-risk predictions correlated with a 36% intussusception rate versus 6% for low-risk.
- Accurate high/low risk prediction achieved in 82% of cases; lethargy and bloody stool were key predictors.
Conclusions:
- Pediatric physicians demonstrate accurate prediction of intussusception likelihood.
- Physician risk assessment for intussusception can be integrated into clinical management.
- Objective risk stratification aids in timely and appropriate patient care for intussusception.
Background:
Intussusception is the most common cause of intestinal obstruction in infants and children. To date, no study has evaluated the ability of physicians to predict the likelihood of intussusception.
Objective:
This study aimed to determine the ability of pediatric physicians to predict intussusception in patients being evaluated for intussusception and to investigate whether certain clinical findings correlate with physicians' risk assessment.
Methods:
A prospective cohort study of children aged 1 month to 6 years who presented with possible intussusception. The predicted likelihood of intussusception was recorded by physicians before knowledge of imaging results or final diagnosis. We defined a physician's prediction as high versus low risk based on a threshold prediction of 25% likelihood.
Results:
A total of 308 patients were studied including 38 (12.3%) with intussusception. Physicians' prediction was positively associated with the risk of intussusception (test for linear trend: odds ratio [OR], 2.1; 95% confidence interval [CI], 1.6-2.7; P < 0.001). Among patients considered high risk, the rate of intussusception was 36% (95% CI, 25%-49%) compared with 6% for those judged to be low risk (95% CI, 4%-10%). Using a threshold of 25% likelihood, successful prediction of high versus low risk occurred in 82% (95% CI, 77%-86%). Clinical predictors associated with assigning a designation of higher risk of intussusception included lethargy at home (OR, 2.7; 95% CI, 1.4-5.5) and bloody stool (OR, 2.5; 95% CI, 1.0-5.9).
Conclusions:
Pediatric physicians can accurately predict the likelihood of intussusception. This ability to properly judge the risk of intussusception can be incorporated into management strategies.
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