Vitamin B12 Deficiency Risk Calculator

How to calculate Vitamin B12 Deficiency calculator?

The calculator totals points from your selected symptoms and risk factors to provide a concise risk estimate.

Key formula: total_risk_score = sum(common_symptoms) + sum(risk_factors)

Using the Vitamin B12 Deficiency calculator calculator: an example

Example values: 3 symptoms selected and 2 risk factors selected.

Step-by-step calculation:

1. Select 3 symptoms (3 × 1 point each = 3 points).
2. Select 2 risk factors (2 × 2 points each = 4 points).
3. Calculate total: 3 + 4 = 7 → total_risk_score = 7.
4. Interpretation guideline: 0–2 low, 3–6 moderate, 7+ high risk; discuss results with a clinician for testing and management.

Frequently Asked Questions

Is this calculator a medical diagnosis?

No. It is a screening tool to estimate risk and does not replace clinical evaluation or laboratory testing.

Why are risk factors weighted higher than symptoms?

Risk factors reflect underlying causes that increase likelihood of deficiency, so they carry greater weight in the scoring model.

What tests confirm Vitamin B12 deficiency?

Diagnosis typically uses serum B12 measurement and may include methylmalonic acid or homocysteine tests for confirmation.

When should I see a doctor?

If you score in the moderate or high range or have concerning symptoms, consult a healthcare professional for assessment and testing.