Variable Details

Available Studies
ROS, MAP, MARS, Clinical Core, LATC
Scaled? 
Not Scaled
Variable Type 
Longitudinal
Variable Name 
hemacrit
Categories
Blood Measures

Hematocrit
Hematocrit in blood samples

Hematocrit (HCT), or packed cell volume (PCV), is the percentage of red blood cells in circulating blood. The variable is determined with a complete blood count performed by Quest Diagnostics. See the routine laboratory tests subcategory description for blood sample collection and analysis procedures.

The variable is expressed as a percentage of red blood cells in a volume of blood.

Reference range: Male: 38.5 - 50.0% Female: 35.0 - 45.0%