CD34 and anemia (phenotype): However, the OR values for CD34 (OR = 3.264, 95%Cl 1.263–8.747) and CD38 (OR = 4.398, 95%Cl 1.701–11.906) suggested a significantly higher probability of developing anemia in patients with cut-off values >19.1 ng/mL for CD34 and >1.4 ng/mL for CD38.