Table 1.

Classification of incident hematologic malignancies

DiseaseCases n (%)
Myeloid neoplasms138 (23.5)
 Myelodysplastic syndromes55 (9.4)
 Acute myeloid leukemia36 (6.1)
 Myeloproliferative neoplasmsa47 (8.0)
Mature B-cell neoplasms396 (67.3)
 CLL/SLL91 (15.5)
 Plasma cell disorders67 (11.4)
 Other mature B-cell neoplasm entities238 (40.5)
Hodgkin lymphoma23 (3.9)
Mature T-cell and natural killer cell neoplasms17 (2.9)
Othersb14 (2.4)
Total588 (100)
  • aIncludes the diagnostic category of myelodysplastic/myeloproliferative neoplasms.

  • bIncludes cases of malignant lymphoma, not otherwise specified (NOS); leukemia, NOS; acute biphenotypic leukemia; and precursor B-cell lymphoblastic leukemia.