Table 3. Distribution of age regarding aberrant CD7 expression (n=120).

AML: acute myeloid leukemia, FAB: French-American-British, M0: acute myeloid leukemia with minimal maturation, M1: acute myeloid leukemia without maturation, M2: acute myeloid leukemia with maturation, M3: acute promyelocytic leukemia, M4: acute myelomonocytic leukemia, M5: acute monocytic/monoblastic leukemia.

	CD7 expression
Age group	Yes	No
<10 years	1	5
11-20 years	4	7
21-35 years	10	15
36-50 years	8	27
More than 50	13	39
Total	36	84