Continuous Glucose Monitoring (CGM) and traditional glucometers are used for monitoring blood glucose levels. However, there are differences between the two devices. Pregnant women with gestational diabetes may be required to monitor their blood glucose levels regularly to prevent complications for both mother and baby. In this article, we will discuss the pros and cons of continuous glucose monitoring versus traditional glucometers for pregnant women with gestational diabetes.
Continuous Glucose Monitoring: The Benefits and Drawbacks
CGM is a device that is worn on the skin to measure glucose levels continuously. It is a small sensor that is inserted under the skin, and it measures glucose levels in the interstitial fluid. The sensor is connected to a transmitter that sends data to a receiver or smartphone app. CGM allows women to monitor their glucose levels continuously, and it provides real-time feedback on changes in glucose levels. CGM has several advantages over traditional glucometers, including:
Pros:
Continuous monitoring: CGM allows for continuous monitoring of glucose levels, providing real-time feedback on changes in glucose levels. This can be particularly useful for pregnant women with gestational diabetes who need to keep their glucose levels within a specific range.
Alerts: CGM can alert the user when glucose levels are too high or too low, providing an early warning system that can help prevent complications.
Data tracking: CGM can provide data over time, allowing for tracking of glucose levels and identifying trends that may be missed with traditional glucometers.
Reduced fingersticks: CGM requires fewer fingersticks than traditional glucometers, which can be particularly beneficial for pregnant women who may find it difficult to do frequent fingersticks.
Cons:
Cost: CGM is more expensive than traditional glucometers, and it may not be covered by insurance. This can be a significant barrier for some women.
Calibration: CGM sensors require regular calibration, which can be time-consuming and frustrating for some users.
Accuracy: CGM may not be as accurate as traditional glucometers, particularly in situations where glucose levels are changing rapidly.
Managing Gestational Diabetes with Traditional Glucometers: Advantages and Limitations
Traditional glucometers are handheld devices that are used to measure blood glucose levels. They require a small amount of blood, usually obtained by pricking the finger with a lancet, which is then placed on a test strip and inserted into the glucometer. Traditional glucometers have been in use for many years, and they have several advantages and disadvantages.
Pros:
Cost: Traditional glucometers are relatively inexpensive and widely available, making them an accessible option for many women.
Accuracy: Traditional glucometers are generally considered to be accurate and reliable, particularly when used correctly.
Ease of use: Traditional glucometers are easy to use, and they require minimal training.
Cons:
Frequent fingersticks: Traditional glucometers require frequent fingersticks, which can be painful and inconvenient, particularly for pregnant women.
Lack of data tracking: Traditional glucometers do not provide data over time, making it difficult to track glucose levels and identify trends.
Lack of alerts: Traditional glucometers do not provide alerts when glucose levels are too high or too low, which can increase the risk of complications.
Making the Right Choice: Factors to Consider When Selecting a Glucose Monitoring Device for Gestational Diabetes:
In conclusion, both CGM and traditional glucometers have pros and cons for pregnant women with gestational diabetes. CGM allows for continuous monitoring, alerts, and data tracking, but it can be more expensive and less accurate than traditional glucometers. Traditional glucometers are less expensive and more accurate but require frequent fingersticks and lack data tracking and alerts. Pregnant women with gestational diabetes should discuss with their healthcare provider to determine the best option for their individual needs.
References
American Diabetes Association. (2021). 14. Management of Diabetes in Pregnancy: Standards of Medical Care in Diabetes-2021. Diabetes Care, 44(Supplement 1), S200–S210. https://doi.org/10.2337/dc21-S014
American College of Obstetricians and Gynecologists. (2018). ACOG Practice Bulletin No. 190: Gestational Diabetes Mellitus. Obstetrics & Gynecology, 131(2), e49–e64. https://doi.org/10.1097/AOG.0000000000002501
Farrar, D., Tuffnell, D. J., & West, J. (2016). Continuous subcutaneous insulin infusion versus multiple daily injections of insulin for pregnant women with diabetes. The Cochrane Database of Systematic Reviews, 6(6), CD005542. https://doi.org/10.1002/14651858.CD005542.pub3
Heinemann, L., Freckmann, G., Ehrmann, D., & Faber-Heinemann, G. (2019). Continuous glucose monitoring: evidence and consensus statement for clinical use. Journal of Diabetes Science and Technology, 13(4), 692–711. https://doi.org/10.1177/1932296818821666
Klonoff, D. C., Bergenstal, R. M., Garg, S. K., Bode, B. W., Meredith, M., Slover, R. H., Ahmann, A. J., Welsh, J. B., Lee, S. W., Kaufman, F. R., & Mongia, S. (2017). Consensus report of the coalition for clinical trials involving glucose monitoring. Journal of Diabetes Science and Technology, 11(4), 806–816. https://doi.org/10.1177/1932296817703517
Radder, L. A., Van’t Riet, E., & Evers, I. M. (2018). Continuous glucose monitoring in women with gestational diabetes mellitus: A systematic review. Journal of Diabetes Science and Technology, 12(3), 567–575. https://doi.org/10.1177/1932296817734979
Tieu, J., Shepherd, E., Middleton, P., Crowther, C. A., & (2018). Self-monitoring of blood glucose in pregnancy for improving maternal and fetal outcomes. The Cochrane Database of Systematic Reviews, 6(6), CD011540. https://doi.org/10.1002/14651858.CD011540.pub2
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