- βOver 80% of patients found CGM easy to use and comfortable
- β83% reported healthier diets after seeing real-time glucose feedback
- βAll providers agreed CGM improved clinical decision-making and patient engagement
| Journal | BMC primary care |
| Year | 2025 |
| PMID | 41174478 |
What This Study Found
Researchers in Singapore tested whether continuous glucose monitors (CGMs) β small wearable sensors that track blood sugar around the clock β could work in everyday public health clinics for people with type 2 diabetes (T2D). The results were encouraging, but also highlighted some real-world hurdles.
What Is a CGM?
A CGM is a small sensor worn on the skin that measures your blood sugar levels continuously throughout the day and night. Instead of pricking your finger several times a day, you get real-time readings sent to your phone or a small reader device. This helps you see how food, exercise, stress, and medications affect your glucose levels.
How Was the Study Done?
The study took place across five public polyclinics in Singapore. Twelve adults with type 2 diabetes wore CGM sensors for two rounds over a period of three to six months. Ten primary care doctors and nurses also took part. Everyone completed surveys and detailed interviews about their experiences.
What Patients Experienced
- Easy to use: More than 80% of patients found the CGM comfortable and simple to operate.
- Better eating habits: 83% reported making healthier food choices after seeing how meals affected their blood sugar in real time.
- More confidence: 67% felt more in control of managing their diabetes day to day.
- Willingness to continue: 67% said they would use CGM again β if the cost was affordable.
What Doctors and Nurses Said
All ten healthcare providers agreed that CGM data helped them make better, faster treatment decisions. They also found that patients became more engaged in their own care when they could see their glucose trends. However, providers flagged that reviewing CGM data and educating patients took extra time β time that is often limited in busy clinics.
The Main Challenges
- Cost: Only 58% of patients were willing to pay for CGM out of their own pocket. Nearly 9 in 10 providers worried about funding and affordability for their patients.
- Extra workload: Interpreting CGM reports and teaching patients how to use them added pressure on clinic staff.
- Technology gaps: CGM data did not connect easily with the electronic health records already used in clinics, making workflow harder.
Why This Matters for You
If you have type 2 diabetes, this study suggests that wearing a CGM β even for a short period β could help you understand your blood sugar patterns and motivate healthier choices. Seeing the immediate impact of a meal or a walk on your glucose levels can be a powerful motivator. Talk to your diabetes care team about whether a CGM trial might be right for you.
The Bottom Line
CGM technology is feasible and well-accepted in public primary care settings, but wider use will depend on making devices more affordable, improving clinic systems, and giving healthcare teams the support they need to manage the extra data.