Fig. 1

MIS. *Major comorbid conditions included congestive heart failure class III or IV, full-blown AIDS, severe coronary artery disease, moderate to severe chronic obstructive pulmonary disease, major neurologic sequelae, and metastatic malignancies or recent chemotherapy Suggested equivalent increments for serum transferrin are > 200 (0), 170 to 200 (1), 140 to 170 (2), and <140 mg/dL [7]