 The incidence of AML increases with age ; the median age at diagnosis is 63 years . AML accounts for about 90 % of all acute leukemias in adults , but is rare in children . The rate of therapy @-@ related AML ( that is , AML caused by previous chemotherapy ) is rising ; therapy @-@ related disease currently accounts for about 10 – 20 % of all cases of AML . AML is slightly more common in men , with a male @-@ to @-@ female ratio of 1 @.@ 3 : 1 . 
 The incidence of AML increases with age ; the median age at diagnosis <a href='drop_aux' title='1'><mark>is</mark></a>63 years . AML <a href='uninflect' title='2'><mark>accounts</mark></a> for about 90 % of all acute leukemias in adults , but <a href='drop_aux' title='3'><mark>is</mark></a>rare in children . The rate of therapy @-@ related AML ( that is , AML caused by previous chemotherapy ) is rising ; therapy @-@ related disease currently <a href='uninflect' title='4'><mark>accounts</mark></a> for about 10 – 20 % of all cases of AML . AML <a href='drop_aux' title='5'><mark>is</mark></a>slightly more common in men , with a male @-@ to @-@ female ratio of 1 @.@ 3 : 1 . 
The incidence of AML increases with age ; da median age at diagnosis 63 years . AML account for bou 90 % of alll acute leukemias in adults , but rare in children . The rate of therapy @-@ related AML ( that is , AML caused by previous chemotherapy ) is rising ; therapy @-@ related disease currently account for ababt0 – 20 % of all cases of AML . AML slightly more common in men , with a male @-@ to @-@ female ratio of 1 @.@ 3 : 1 .