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Full blood count
Haematocrit
Measures the proportion of blood made up by red blood cells.
What it measures
It measures the percentage of blood volume made up by red blood cells.
Why it is tested
It is commonly used to help assess anaemia and other blood disorders.
Low results
Low results may be associated with anaemia, iron deficiency, or blood loss.
High results
High results may be associated with dehydration or a condition that increases red blood cells.
Related tests
Haemoglobin, Red blood cell count, MCV
Sources
Other markers
Disclaimer
This information is for education only and is not a substitute for medical advice. Results should be interpreted by a qualified clinician alongside your symptoms and medical history.