The nurse practitioner (NP) is taking care of a patient with acute lymphocytic leukemia (ALL) with a white blood cell count of 6.0. Which of the following is NOT a common characteristic of ALL?

Age older than 50, Black race

Age younger than 18, White race

Trisomy 21 (Down syndrome), neurofibromatosis type 1, Bloom syndrome, and ataxia telangiectasia

Five-year overall survival rate estimated at greater than 85%