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Reference ranges (reference intervals) for blood tests are sets of values used by a health professional to interpret a set of medical test results from blood samples. Reference ranges for blood tests are studied within the field of clinical chemistry (also known as "clinical biochemistry", "chemical pathology" or "pure blood chemistry"), the ...
The standard definition of a reference range for a particular measurement is defined as the interval between which 95% of values of a reference population fall into, in such a way that 2.5% of the time a value will be less than the lower limit of this interval, and 2.5% of the time it will be larger than the upper limit of this interval, whatever the distribution of these values.
An overview of images showing reference ranges for blood tests sorted by amount. Compound image, showing reference ranges sorted by mass and molar concentration. This is the most updated version. If the print preview of the Internet browser doesn't display the full image, then it may have to be downloaded and opened with another program.
The reference ranges for the complete blood count represent the range of results found in 95% of apparently healthy people. [note 2] [35] By definition, 5% of results will always fall outside this range, so some abnormal results may reflect natural variation rather than signifying a medical issue. [36]
Before taking the test, Dr. Oz suggests having a relatively empty stomach -- but more importantly, an empty bladder. ... What is a normal blood pressure reading? Updated May 17, 2019 at 10:19 AM.
A blood test is a laboratory analysis performed on a blood sample that is usually extracted from a vein in the arm using a hypodermic needle, or via fingerprick. Multiple tests for specific blood components, such as a glucose test or a cholesterol test , are often grouped together into one test panel called a blood panel or blood work .
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