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Hemoglobin Calculator for Diagnosis of Anemia   

Hemoglobin(HgB)                Age or gender group



What is anemia?

When the blood does not have enough hemoglobin, a protein found inside red blood cells (RBCs), your blood does not carry enough oxygen to the rest of your body,  Anemia occurs. Anemia can make you feel cold, weak, dizzy and irritable.

Causes of Anemia
  • do not have adequate iron
  • an impaired ability of the digestive tract to absorb the B12
  • blood loss are at risk of developing iron deficiency, such as women blood loss during menstruation, people with ongoing gastrointestinal blood loss,etc
  • medications cause anemic
  • some types of anemia are due to inherited or genetic defects

A complete blood count (CBC) test, which provides the number of red blood cells and the hemoglobin level.The measurement of hemoglobin is the most common method for assessing anemia.

WHO's Hemoglobin thresholds used to define anemia

Age or gender group Hemoglobin (g/dL) Hematocrit (%)
Children (0.5-4) < 11.0 < 33
Children (5-12) < 11.5 < 35
Children (12-15) < 12.0 < 36
Adult Men < 13.0 < 39
Non-pregnant Women < 12.0 < 36
Pregnant Women < 11.0 < 33
Top Use:    Calculate Hemoglobin - Age or gender group:Women, non-pregnant(>15yrs)

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