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Table 1: nSI from 2 radiologists
Tumor 1st Measurement 2nd Measurement Pearson Correlative Analysis
GBM 3.1 ± 0.48 3.15 ± 0.5 P < .001, r = .894
MET 2.73 ± 0.3 2.74 ± 0.35 P < .001, r = .918
Total 2.98 ± 0.46 3.02 ± 0.45 P < .001, r = .912

Tumor	1st Measurement	2nd Measurement	Pearson Correlative Analysis
GBM	3.1 ± 0.48	3.15 ± 0.5	P < .001, r = .894
MET	2.73 ± 0.3	2.74 ± 0.35	P < .001, r = .918
Total	2.98 ± 0.46	3.02 ± 0.45	P < .001, r = .912