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Blood glucose self-monitoring from abdominal skin: a precise and virtually pain-free method
A Holstein1, E Thiessen, N Kaufmann
1First Department of Medicine, Klinikum Lippe-Detmold, Germany.
Acta Diabetologica
|July 18, 2002
Summary
Diabetic patients can use abdominal skin for blood glucose self-monitoring (SM) as a virtually painless alternative to fingertip pricks. This precise method showed high correlation with standard finger testing, offering a viable option for some individuals.
Area of Science:
- Endocrinology
- Diabetes Management
- Medical Devices
Background:
- Blood glucose self-monitoring (SM) is crucial for insulin therapy in diabetic patients.
- Current SM methods primarily rely on fingertip blood sampling, which can be painful.
- Exploring alternative, less painful sites for SM is essential for improving patient adherence and quality of life.
Purpose of the Study:
- To evaluate abdominal skin as a potential alternative site for blood glucose self-monitoring.
- To compare the accuracy and practicality of abdominal SM with the established fingertip method.
- To assess patient acceptance and feasibility of abdominal SM in diabetic individuals.
Main Methods:
- A comparative study involving 63 diabetic patients and 16 non-diabetic volunteers.
- Parallel blood glucose measurements were taken from the fingertip and abdominal skin using a meter.
- Reference laboratory glucose determinations and statistical analyses (Pearson's r, error grid, Bland-Altman) were employed.
Main Results:
- Abdominal SM showed a high correlation with fingertip SM (Pearson's r, 0.94-0.95) and laboratory controls.
- Error grid analysis indicated a high percentage of readings in clinically acceptable zones (93.6% in Range A).
- While accurate and precise, only 22% of diabetic patients continued abdominal SM long-term, with some cases (e.g., obese patients) finding it impracticable.
Conclusions:
- Abdominal skin offers a simple, virtually pain-free, and precise alternative for blood glucose self-monitoring for certain diabetic patients.
- Despite its accuracy, practical limitations and patient preference may affect long-term adoption.
- Further research may be needed to optimize abdominal SM for broader patient populations.
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