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Algorithm-Based Care for Treating Chronic Pancreatitis: A Nationwide Stepped-Wedge Cluster Randomized Controlled
Fem de Rijk1,2, Nde Thierens2,3, Cl van Veldhuisen2,4,5
1Department of Gastroenterology and Hepatology, Erasmus University Medical Center, Rotterdam, the Netherlands.
The American Journal of Gastroenterology
|March 17, 2026
Summary
An evidence-based management algorithm did not significantly improve quality of life or pain in chronic pancreatitis patients. However, higher protocol adherence showed better outcomes, especially for those with severe symptoms at baseline.
Area of Science:
- Gastroenterology
- Clinical Research
- Health Outcomes
Background:
- Chronic pancreatitis significantly impacts patient quality of life due to pain and functional deficits.
- An evidence-based management algorithm may improve outcomes by addressing key aspects of chronic pancreatitis care.
- This study evaluated the effectiveness of a guideline-adherent management algorithm in a nationwide trial.
Purpose of the Study:
- To assess if an evidence-based management algorithm improves quality of life and reduces pain in chronic pancreatitis patients.
- To determine the impact of guideline adherence on patient outcomes in chronic pancreatitis management.
- To evaluate the algorithm's effectiveness across various domains including pancreatic insufficiency, nutrition, bone health, pain, and lifestyle.
Main Methods:
- A stepped-wedge cluster-randomized controlled trial involving 26 Dutch centers.
- Comparison of current practice versus evidence-based management algorithm-guided care in 418 chronic pancreatitis patients.
- Co-primary endpoints: pain severity (Izbicki Pain Score) and quality of life (PANQOLI score).
Main Results:
- The evidence-based management algorithm did not demonstrate superiority over standard care for overall pain or quality of life improvement.
- A statistically significant improvement in Izbicki Pain Scores was observed, but did not meet the predefined clinical threshold.
- Median protocol adherence was 68.8%; subgroup analyses indicated better outcomes with increased adherence, particularly in severely affected patients.
Conclusions:
- The evidence-based management algorithm, as implemented, did not outperform standard practice for all chronic pancreatitis patients.
- Increased protocol adherence is crucial for achieving better outcomes, especially in patients with severe baseline pain or low quality of life.
- Findings underscore the complexity of chronic pancreatitis management and the necessity of dedicated adherence to treatment protocols.
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