Article Figures & Data
Figures
- Fig 1.
Comparisons of rCBV (A), PSR (B), and normalized baseline SI (C) estimates with 95% confidence intervals for glioblastoma, PCNSL, metastasis (Met), and meningioma (Mening).
- Fig 2.
Average normalized signal-time curves for glioblastoma multiforme (solid black), PCNSL (solid gray), metastasis (dotted black), and meningioma (dotted gray). TR = 1290 ms, with a total acquisition time of 2 minutes 35 seconds.
Tables
Pair-wise discrimination performance (Somers D) of perfusion parameters and baseline SI
Pair-wise Comparison rCBV PSR Baseline SI GBM vs PCNSL 0.79 (0.58–0.99) 0.83 (0.64–1.00) 0.50 (0.23–0.77) D = 0.57 D = 0.65 D = 0.00 GBM vs metastasis 0.43 (0.24–0.63) 0.49 (0.28–0.69) 0.66 (0.47–0.84) D =−0.14 D = −0.03 D = 0.31 GBM vs meningioma 0.84 (0.69–0.99) 0.69 (0.47–0.91) 0.76 (0.56–0.95) D = 0.68 D = 0.37 D = 0.52 PCNSL vs metastasis 0.66 (0.43–0.88) 0.81 (0.64–0.97) 0.66 (0.43–0.88) D = 0.31 D = 0.61 D = 0.31 PCNSL vs meningioma 0.97 (0.90–1.00) 0.89 (0.74–1.00) 0.71 (0.46–0.97) D = 0.93 D = 0.78 D = 0.43 Metastasis vs meningioma 0.82 (0.68–0.96) 0.65 (0.44–0.87) 0.55 (0.35–0.75) D = 0.64 D = 0.31 D = 0.10 Note:—GBM indicates glioblastoma multiforme; D, Somers D.
a Data are area AUC and 95% CI).
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