The subject is a 68-year-old male retired smoker with chroni…

The subject is а 68-yeаr-оld mаle retired smоker with chrоnic obstructive pulmonary disease (COPD). He gets short of breath easily, has a chronic cough, and his oxygen levels are often low. He reports morning headaches and fatigue. What is the patient’s hematocrit (HCT) value?