Table 1. Descriptive statistics and comparison of EFS and mTBF values for low-perfused and high-perfused gliomas.

	N	EFS	mTBF
Low-perfused gliomas	8	772.5±290.9*	104.4±26.8**
High-perfused gliomas	10	181.8±129.8*	331.5±146.1**

*P = 0.0012;

**P = 0.0013.

N: number of patients; EFS: mean of event-free survival in days ± SD; mTBF: average of mTFB values in ml/100 g/min ± SD.