Table 2:

Comparison of perfusion parameters for lesions diagnosed as tumor recurrence versus radiation necrosis

	Radiation Necrosis			Tumor Recurrence
	No.	Median	95% CI	No.	Median	95% CI	P Value
CBF_ASL (mL/100 g/min)	13	24.1	17.8–38.3	19	36.0	33.9–62.2	.003^{^a}
rCBV	13	1.81	1.55–3.18	19	3.69	2.02–5.03	.058
Corrected rCBV	13	1.24	0.83–2.89	19	2.50	1.60–3.15	.048
K^trans_SI (min⁻¹)	13	0.013	0.0062–0.039	19	0.019	0.011–0.048	.28
Vp_SI	13	0.16	0.12–0.29	19	0.27	0.21–0.39	.063
K^trans_MOLLI (min⁻¹)	11	0.052	0.024–0.094	14	0.055	0.047–0.11	.44
Vp_MOLLI	11	0.17	0.13–0.28	14	0.28	0.20–0.41	.012
K^trans_SMART (min⁻¹)	11	0.042	0.020–0.075	14	0.046	0.037–0.071	.48
Vp_SMART	11	0.12	0.082–0.23	14	0.21	0.15–0.33	.080

↵a Significance following Holm Bonferroni correction.