CD79A and cystic fibrosis: Comparing the concentration of these molecules based on the distribution of the three groups determined that a higher concentration of IgA was reported in the CF group, compared to CA1 (36,652.6 IQR 24,242.4–47,971.6) and CA2 (37,776.4 IQR 35,583.6–43,012.3), with no significant differences (p = 0.32).