Table 4.

Newly Detectable Mutations During Therapy

Status	All Patients			Imatinib Resistant			Imatinib Intolerant
	No.	Total No.	%	No.	Total No.	%	No.	Total No.	%
Newly detectable mutation	53	281	19	47	192	24	6	89	7
With baseline mutation	34	114	30	33	105	31	1	9	11
Without baseline mutation	19	167	11	14	87	16	5	80	6