Table 2.

Frequency of ACA.

Karyotypes	Single ACA	In combination with other ACA	Total
High-risk ACA (n = 91)a
+8	19	19	38
At diagnosis	6	10	16
In the course of disease	13	9	22
+Ph	18	17	35
At diagnosis	7	6	13
In the course of disease	11	11	22
+19	0	11	11
At diagnosis	0	4	4
In the course of disease	0	7	7
+17/i(17q)	3	5	8
At diagnosis	1	3	4
In the course of disease	2	2	4
3q26.2	10	2	12
At diagnosis	1	0	1
In the course of disease	9	2	9
−7/7q abnormalities	5	4	9
At diagnosis	1	0	1
In the course of disease	4	4	8
+21	2	3	5
At diagnosis	1	1	2
In the course of disease	1	2	3
11q23	1	0	1
At diagnosis	0	0	0
In the course of disease	1	0	1
Complex karyotypes		25	25
At diagnosis		11	11
In the course of disease		14	14
Low-risk ACA	32	32
At diagnosis	19	19
In the course of disease	13	13

^aMultiple listings possible.