Table 2. Decrease in the number of target lesions by adopting the RECIST 1.1.

Reference	Tumor type	No. of patients
		Loss of target lesion	Reduction of target lesions	Causes of reduction	No. of patients
Nishino et al. [19]	NSCLC	3	22	LN criteria Maximum no. of target lesions	18 4
Nishino et al. [20]	NSCLC	2	31	LN criteria Maximum no. of target lesions Both	24 1 6
Ruan et al. [21]	TC	0	8	LN criteria Maximum no. of target lesions Both	1 5 2
Krajewski et al. [23]	RCC	3	43	LN criteria Maximum no. of target lesions Both	10 27 6