While Mr. Chakrabarti's hematocrit sample is spinning in the centrifuge, you perform an automated hemoglobin test on a sample of his blood and record the value as 15 g/dL. You do a quick mental calculation and expect that the hematocrit value will be approximately

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Hemoglobin and hematocrit are often performed together and are referred to as an "H&H." A quick mental calculation should always be done before reporting out H&H results: the hemoglobin value X 3 F1F1F1S1F1F1F10 3 should equal the hematocrit value.

While Mr Chakrabarti's Hematocrit Sample Is Spinning in the Centrifuge, You