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Fragility of Randomized Controlled Trials for Fluid Resuscitation in Acute Pancreatitis
Anshuman Elhence1, Abhishek Patel1, Durga Prasanna Misra2
1Department of Gastroenterology, Sanjay Gandhi Post-Graduate Institute of Medical Sciences (SGPGI), Lucknow, India.
Digestive Diseases and Sciences
|July 8, 2026
Summary
Most randomized controlled trials on fluid resuscitation for acute pancreatitis are fragile, meaning their results could easily be overturned. Future studies need larger sample sizes or different designs to confirm findings.
Area of Science:
- Critical care medicine
- Gastroenterology
- Clinical trial methodology
Background:
- Fluid resuscitation is a cornerstone of acute pancreatitis (AP) management.
- Existing randomized controlled trials (RCTs) evaluating fluid resuscitation in AP are often small and yield contradictory results.
- The reliability of findings from these trials is questionable due to potential fragility.
Purpose of the Study:
- To evaluate the methodological fragility of randomized controlled trials (RCTs) assessing fluid resuscitation in acute pancreatitis (AP).
- To determine if the conclusions drawn from current AP fluid resuscitation trials are robust or susceptible to minor changes in outcomes.
Main Methods:
- A systematic literature review was conducted to identify relevant RCTs (CRD420261321080).
- Fragility metrics including Fragility Index (FI), Reverse Fragility Index (RFI), and Fragility Quotient (FQ) were calculated for trial outcomes.
- Trials were classified as fragile based on predefined thresholds: FI ≤ 3, RFI ≤ 5, or FQ ≤ 0.10.
Main Results:
- A total of 13 studies with 26 outcomes were analyzed.
- The majority of outcomes (75%) with significant results had an FI ≤ 3.
- A high percentage of outcomes were deemed fragile: 88.5% by FQ and 96.2% by any fragility definition.
- Studies with significant results showed a lower mean FI (3) compared to the mean RFI (5.35) in studies with non-significant results (p=0.01).
Conclusions:
- Most existing trials on fluid resuscitation for acute pancreatitis are methodologically fragile.
- The current evidence base for fluid resuscitation strategies in AP may not be robust.
- Future research should prioritize larger sample sizes or innovative trial designs to yield more reliable results.
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