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Indian Diabetes Risk Score (IDRS) Calculator

How it works

The Indian Diabetes Risk Score (IDRS) adds up points for four things — age, waist size, physical activity and family history — to give a score out of 100. Under 30 is low risk, 30–50 moderate, and 60 or more high risk of undiagnosed type-2 diabetes. It screens; it does not diagnose.
You are
1. Your age
2. Your waist circumference

Measure around your waist at the level of the navel, standing, after breathing out.

3. Your physical activity
4. Family history of diabetes

Answer all four questions to see your score. Nothing you enter leaves your device.

How the score is calculated

Indian Diabetes Risk Score points
QuestionAnswerPoints
Your ageUnder 35 years0
35–49 years20
50 years or older30
Your waist circumferenceWomen: Under 80 cm (31.5 in) · Men: Under 90 cm (35.5 in)0
Women: 80–89 cm (31.5–35 in) · Men: 90–99 cm (35.5–39 in)10
Women: 90 cm (35.5 in) or more · Men: 100 cm (39.5 in) or more20
Your physical activityVigorous exercise or strenuous physical work0
Moderate exercise or moderately active work10
Mild exercise or mildly active work20
No exercise and a sedentary job30
Family history of diabetesNeither parent has diabetes0
One parent has diabetes10
Both parents have diabetes20

What your score means

Source: Mohan V et al. A simplified Indian Diabetes Risk Score for screening for undiagnosed diabetic subjects. J Assoc Physicians India. 2005;53:759–63.

Frequently asked questions

What is the Indian Diabetes Risk Score (IDRS)?

IDRS is a simple screening score developed by the Madras Diabetes Research Foundation and published in 2005. It uses four questions — age, waist circumference, physical activity and family history — to estimate an Indian adult's risk of undiagnosed type-2 diabetes.

What is a high IDRS score?

A score of 60 or more is considered high risk, 30–50 moderate and under 30 low. A high score is a reason to get a blood test, not a diagnosis.

Can the IDRS tell me if I have diabetes?

No. It is a screening tool that flags who should be tested. Only blood tests such as fasting glucose or HbA1c, interpreted by a doctor, can diagnose diabetes.

Why does waist size matter more than weight?

Abdominal fat is closely linked with insulin resistance, and many Indian adults carry extra weight around the waist even at a normal body weight. That is why IDRS uses waist circumference.

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Discuss your score with a doctor

Guduchi Ayurveda's BAMS-qualified physicians offer online and in-clinic consultations, working alongside your existing treatment.

Medical disclaimer: This tool is for general education and screening only. It does not diagnose any condition and is not a substitute for medical advice, diagnosis or treatment. Always consult a qualified doctor about your results, and never start, stop or change any medication on the basis of this tool.