Скачать или смотреть What is HbA1c? Is It Reliable? | Lancet Study Questions Diabetes Diagnosis in India | UPSC 2026

HbA1c is widely used to diagnose and monitor diabetes. But is it always reliable?

A recent study published in The Lancet Regional Health – Southeast Asia has raised concerns about the accuracy of the HbA1c test in India, especially in populations with high levels of anaemia, hemoglobinopathies, and G6PD deficiency.

In this video, we explain:

• What is HbA1c (Glycated Hemoglobin)?
• How the HbA1c test works
• WHO vs ADA diagnostic cut-offs
• How it differs from fasting glucose and OGTT
• Why anaemia can distort HbA1c results
• What the recent Lancet study highlights
• Is HbA1c reliable in the Indian context?

This discussion is useful for:
UPSC Prelims & Mains (Health, Science & Technology)
Medical awareness
Public health understanding

Understanding diagnostic tools critically is essential for both exam preparation and informed health decisions.

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