Impact of Rechallenge with Imatinib in Patients with Advanced Gastrointestinal Stromal Tumor after Failure of Imatinib and Sunitinib

Table 2

Clinical response.

Response	Imatinib + BSC; (𝑛=14)	BSC alone; (𝑛=12)
Responder*	3	1
Nonresponder^†	6	4
Not evaluable	5	7

BSC: best supportive care.
*Observed clinical response by Choi criteria.
^†No observed clinical response by Choi criteria.