Table 2.

ELN Criteria for Defining a Suboptimal Response^a9,25

Testing Time	ELN Criteriaa
3 months	No cytogenetic response
6 months	<PCyR
12 months	PCyR
18 months	<MMR
Any time	Loss of MMR, imatinib-sensitive mutations

Abbreviations: ELN, European LeukemiaNet; MMR, major molecular response; PCyR, partial cytogenetic response.

^aSee Table 1 for definitions of response.