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Key Statistics About Chronic Myelomonocytic Leukemia

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Chronic myelomonocytic leukemia (CMML) is rare. This disease is very rare in young people; it occurs most often in older people. About 1 or 2 out of 100,000 people over the age of 60 develop CMML each year.

CMML occurs more often in men than in women.

Visit the American Cancer Society’s Cancer Statistics Center for more key statistics.

The American Cancer Society medical and editorial content team

Our team is made up of doctors and oncology certified nurses with deep knowledge of cancer care as well as editors and translators with extensive experience in medical writing.

Padron E, Gurbuxani S. Chronic myelomonocytic leukemia: Clinical features, evaluation, and diagnosis. UpToDate. 2024. Accessed at on May 16, 2024.

Last Revised: May 21, 2024

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