CD79A and infection: Patients who experienced an infection in the first 12 months after diagnosis had significantly lower IgG and IgA levels [mean 998 mg/dl (95% CI 914–1081) versus 753 mg/dl (95% CI 735–971), p = 0.03 and 159 (95% CI 140–177) versus 119 mg/dl (95% CI 14–223), p = 0.03, respectively].