Recent Study Suggests HbA1c Test May Not Be Fully Conclusive for Diabetes Diagnosis

Brief By Newsbrief / 3:23 PM on 25 Feb 2026

A recent study published in the prestigious medical journal The Lancet Regional Health – South East Asia has indicated that the widely used HbA1c (Hemoglobin A1c) test may not always be fully conclusive for diagnosing diabetes. According to the research, HbA1c results sometimes do not accurately reflect a patient’s true blood sugar levels, which can delay timely detection of diabetes in certain cases.The study also suggests that for a more accurate diagnosis, HbA1c should be used alongside other tests such as fasting blood sugar and the oral glucose tolerance test (OGTT). Experts note that relying solely on HbA1c can sometimes provide incomplete or misleading results.The findings highlight the importance of a multi-faceted approach to diabetes diagnosis, where doctors consider all relevant tests and health parameters before making decisions. This approach can help ensure patients receive timely and accurate treatment and better management of their condition.

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