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Implementation of guidelines on stroke prevention
F H Steffensen1, F Olesen, H T Sørensen
1Research Unit for General Practice, University of Aarhus, Denmark.
Insights
Danish doctors infrequently recommended anticoagulation for atrial fibrillation, despite national guidelines. Limited knowledge of stroke risks and treatment benefits hindered implementation of this evidence-based practice.
Area of Science:
- Medical knowledge implementation
- Clinical practice guidelines
- Cardiology and neurology
Background:
- New medical knowledge requires effective implementation strategies.
- National guidelines for oral anticoagulation in atrial fibrillation exist.
- Understanding physician adherence to these guidelines is crucial.
Purpose of the Study:
- To investigate the implementation of new national guidelines for oral anticoagulation in Danish doctors treating atrial fibrillation.
- To assess the extent to which evidence-based recommendations are followed in clinical practice.
Main Methods:
- Anonymous questionnaire survey distributed to general practitioners and heads of medical/neurology departments across Denmark.
- Included six standardized case stories to evaluate treatment recommendations.
- Data collected from 315 general practitioners and 99 department heads.
Main Results:
- Danish doctors recommended anticoagulant therapy at a low rate for atrial fibrillation patients, contrary to guidelines and evidence.
- Key barriers included insufficient knowledge of stroke risks, concerns about treatment disadvantages, and a lack of awareness of benefits.
- Significant variation in knowledge of new research findings was observed.
Conclusions:
- Despite established guidelines and implementation efforts, adherence to new medical knowledge, specifically oral anticoagulation for atrial fibrillation, remains limited.
- A substantial gap exists between scientific evidence and clinical practice, highlighting the need for enhanced implementation strategies.
- Closer integration of research findings into postgraduate medical education is essential for optimal knowledge dissemination and application.
Abstract:
The aim of the present paper was to study the implementation of new medical knowledge. We investigated whether Danish doctors have implemented new national guidelines for oral anticoagulation of atrial fibrillation. An anonymous questionnaire with six standardized case stories was sent to 315 general practitioners in the county of Viborg and Ringkøbing, 79 heads of departments of medicine and cardiology, and 20 heads of departments of neuromedicine across the country. The answers showed that the Danish doctors recommended anticoagulant therapy only to a low extent for this group of patients despite the guidelines and the scientific evidence. The reasons for not choosing anticoagulant therapy were lack of knowledge concerning risk of stroke associated with the disease, worries about the disadvantages of the treatment, and lack of knowledge of its benefits. It is concluded that despite solid scientific documentation and an intensive implementation process of guidelines, issued by well-known respected colleagues in a small homogeneous country as Denmark (5 million inhabitants), knowledge of new research findings varies greatly and is generally limited. To obtain optimal use of new research findings, a powerful implementation effort must be recommended and the study reveals a need for a closer link between research and post-graduate education.