Acute Lymphoblastic Leukemia: Who is Most Affected?
Acute lymphoblastic leukemia (ALL) is a type of cancer of the blood and bone marrow that affects white blood cells. It is the most common type of childhood cancer, and it can also occur in adults. This article will discuss who is most likely to be affected by ALL.
Incidence
ALL is most common in children under the age of 15. According to the American Cancer Society, it accounts for about 25% of all childhood cancers. In adults, it is more rare, accounting for only 2-3% of all leukemias.
Age Group
ALL is most likely to affect children in the following age groups:
• Infants and toddlers (ages 0-4)
• School-aged children (ages 5-9)
• Preteens and teens (ages 10-14)
In adults, the highest incidence is in those aged 25 to 34.
Gender
ALL is more common in males than females, regardless of age. In children, it is approximately 1.5 times more common in males than females. In adults, it is approximately twice as common in males than females.
Race
ALL is more common in white children than black children. In adults, it is more common in those of Hispanic or Latino background than other races.
Conclusion
Acute lymphoblastic leukemia is most common in children under the age of 15, particularly infants and toddlers, school-aged children, and preteens and teens. It is more common in males than females, and more common in white children than black children. In adults, it is more common in those of Hispanic or Latino background.