Array ( [urn:ac.highwire.org:guest:identity] => Array ( [runtime-id] => urn:ac.highwire.org:guest:identity [type] => guest [service-id] => ajnr-ac.highwire.org [access-type] => Controlled [privilege] => Array ( [urn:ac.highwire.org:guest:privilege] => Array ( [runtime-id] => urn:ac.highwire.org:guest:privilege [type] => privilege-set [privilege-set] => GUEST ) ) [credentials] => Array ( [method] => guest ) ) ) 1naresh

Array
(
    [urn:ac.highwire.org:guest:identity] => Array
        (
            [runtime-id] => urn:ac.highwire.org:guest:identity
            [type] => guest
            [service-id] => ajnr-ac.highwire.org
            [access-type] => Controlled
            [privilege] => Array
                (
                    [urn:ac.highwire.org:guest:privilege] => Array
                        (
                            [runtime-id] => urn:ac.highwire.org:guest:privilege
                            [type] => privilege-set
                            [privilege-set] => GUEST
                        )

                )

            [credentials] => Array
                (
                    [method] => guest
                )

        )

)
1nareshArray
(
    [urn:ac.highwire.org:guest:identity] => Array
        (
            [runtime-id] => urn:ac.highwire.org:guest:identity
            [type] => guest
            [service-id] => ajnr-ac.highwire.org
            [access-type] => Controlled
            [privilege] => Array
                (
                    [urn:ac.highwire.org:guest:privilege] => Array
                        (
                            [runtime-id] => urn:ac.highwire.org:guest:privilege
                            [type] => privilege-set
                            [privilege-set] => GUEST
                        )

                )

            [credentials] => Array
                (
                    [method] => guest
                )

        )

)

Table 2: Summary of predictive performance for normalized and standardized rCBV metrics
rCBV Metric Histologic Tumor Content (0%–100%), Pearson Coefficient (P Value) Tumor Content ≥50%, ROC-AUC (Optimal Threshold) Tumor Content ≥80%, ROC-AUC (Optimal Threshold)
FTB 
 Normalized r = 0.63 (<.001) 0.80 (0.72) 0.77 (0.84)
 Standardized r = 0.66 (<.001) 0.82 (0.56) 0.80 (0.64)
Mean rCBV 
 Normalized r = 0.45 (<.001) 0.86 (1.558) 0.75 (1.603)
 Standardized r = 0.53 (<.001) 0.85 (1.187) 0.78 (1.187)
Median rCBV 
 Normalized r = 0.48 (<.001) 0.87 (1.68) 0.77 (1.378)
 Standardized r = 0.55 (<.001) 0.86 (1.071) 0.79 (1.10)

rCBV Metric	Histologic Tumor Content (0%–100%), Pearson Coefficient (P Value)	Tumor Content ≥50%, ROC-AUC (Optimal Threshold)	Tumor Content ≥80%, ROC-AUC (Optimal Threshold)

FTB
Normalized	r = 0.63 (<.001)	0.80 (0.72)	0.77 (0.84)
Standardized	r = 0.66 (<.001)	0.82 (0.56)	0.80 (0.64)
Mean rCBV
Normalized	r = 0.45 (<.001)	0.86 (1.558)	0.75 (1.603)
Standardized	r = 0.53 (<.001)	0.85 (1.187)	0.78 (1.187)
Median rCBV
Normalized	r = 0.48 (<.001)	0.87 (1.68)	0.77 (1.378)
Standardized	r = 0.55 (<.001)	0.86 (1.071)	0.79 (1.10)