What is the mathematical formula commonly used to verify the correlation between hemoglobin and hematocrit values?

The commonly used mathematical formula to verify the correlation between hemoglobin and hematocrit values is that hemoglobin multiplied by three is approximated to give the hematocrit value. This relationship reflects the fact that, under normal physiological conditions, hematocrit (the percentage of blood volume occupied by red blood cells) is roughly three times the concentration of hemoglobin (the protein responsible for carrying oxygen in red blood cells).

This correlation is based on the fact that both hemoglobin and hematocrit levels are indicators of the oxygen-carrying capacity and overall red blood cell mass in the body. The formula is particularly useful for quick estimates in clinical settings, allowing healthcare professionals to assess and interpret blood work efficiently.

In contrast, the other options refer to relationships that do not accurately reflect the typical correlation between these parameters. The principle represented in those choices either does not hold true under normal physiological conditions or is not used in clinical practice for assessing hemoglobin and hematocrit relationship. Thus, the correct choice effectively captures the established rule in hematology.