The importance of regular foot assessments in diabetic patients cannot be overstated, given the severe complications that can arise from diabetic foot ulcers (DFUs). A recent study by Monteiro-Soares et al., published in Diabetology, highlights the utility of the International Working Group on the Diabetic Foot (IWGDF) risk classification in primary care and proposes adjustments to the frequency of these assessments based on their findings.
Study Overview
The study, titled “The Utility of Annual Reassessment of the International Working Group on the Diabetic Foot Diabetes-Related Foot Ulcer Risk Classification in the Primary Care SettingโA Cohort Study”, involved a retrospective analysis of 2097 diabetic patients over three years. The participants were assessed for changes in foot ulcer risk using the IWGDF classification at baseline, one year, and two years.
Key Findings
- Low Progression in Risk Factors:
- Over two years, less than 5% of participants showed progression in at least one risk factor.
- Only 3.6% progressed to a higher-risk group over the same period.
- High Specificity and Negative Predictive Values:
- The IWGDF classification demonstrated specificity values over 90% and negative predictive values exceeding 99% for predicting DFU occurrence.
- This suggests that individuals classified as low risk have a minimal chance of developing DFUs within the next three years.

- Safety of Biennial Reassessment:
- The study concluded that for those at very low risk, foot risk status updates can safely be conducted every two years instead of annually.
- This adjustment could save significant healthcare resources and allow professionals to focus more on high-risk patients.
Implications for Primary Care
The findings of Monteiro-Soares et al. emphasize the effectiveness of the IWGDF classification in identifying low-risk individuals and suggest a potential shift in the management of diabetic foot care. By extending the interval for reassessment to every two years for low-risk patients, healthcare providers can optimize their efforts and resources, enhancing preventive measures for those at higher risk.
Conclusion
The study provides compelling evidence for revisiting current guidelines on diabetic foot risk assessments. Implementing biennial reassessment for low-risk patients could improve the efficiency of primary care services without compromising patient outcomes.
For more detailed insights and the complete study, please refer to the publication in Diabetology: Monteiro-Soares et al., 2024.
Citation:
Monteiro-Soares, M., Dores, J., Alves-Palma, C., Galrito, S., & Ferreira-Santos, D. (2024). The utility of annual reassessment of the International Working Group on the Diabetic Foot Diabetes-Related Foot Ulcer Risk Classification in the primary care settingโA cohort study. Diabetology, 5(2), 223-233. https://doi.org/10.3390/diabetology5020017
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