Description. Return the matrix obtained by converting all the variables in a data frame to numeric mode and then binding them together as the columns of a matrix. Factors and ordered factors are replaced by their internal codes.
There are four main types of leukemia â acute lymphoblastic leukemia (ALL), acute myeloid leukemia (AML), chronic lymphocytic leukemia (CLL) and chronic myeloid leukemia (CML) â as well as a number of less common types.here are four main types of leukemia â acute lymphoblastic leukemia (ALL), acute myeloid leukemia (AML), chronic lymphocytic leukemia (CLL) and chronic myeloid leukemia (CML) â as well as a number of less common types.
Different types of leukemia affect different types of patients. For example, both chronic myelogenous leukemia (CML) and chronic lymphocytic leukemia (CLL) affect mostly adults, according to the National Cancer Institute.ometimes patients may not even have symptoms and discover they have leukemia when a routine blood test shows a very high count of white blood cells, Vaiselbuh said. Acute lymphocytic leukemia (ALL) is the most common type in young children, and acute myelogenous leukemia (AML) occurs in both adults and children.