AIN indicates autoimmune neutropenia; ANN, alloimmune neonatal neutropenia; CD, cluster of differentiation; CTL2, choline transporter-like protein 2; CR3, complement receptor 3; HNA, human neutrophil antigen; LFA, leukocyte function antigen-1; NT, not tested; and TRALI, transfusion-related acute lung injury.

*Asians include Chinese, Japanese, Koreans, and Taiwanese.

†Africans include Africans and African Americans.