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Table 3: 
Optimum threshold, sensitivity, and specificity of each histogram parameter for distinguishing glioblastoma from SMT
GBM versus SMT
PHP_CEL HW_PEL PHP_PEL MV_PEL
Threshold 3.5 1.2 1.1 1.4
Sensitivity 89.2% 96.4% 89.2% 100.0%
Specificity 72.7% 100.0% 95.4% 100.0%
	GBM versus SMT
	PHP_CEL	HW_PEL	PHP_PEL	MV_PEL
Threshold	3.5	1.2	1.1	1.4
Sensitivity	89.2%	96.4%	89.2%	100.0%
Specificity	72.7%	100.0%	95.4%	100.0%