Fully Automated Quantification of the Striatal Uptake Ratio of [^99mTc]-TRODAT with SPECT Imaging: Evaluation of the Diagnostic Performance in Parkinson’s Disease and the Temporal Regression of Striatal Tracer Uptake

Table 4

The sensitivity, specificity, and accuracy for discrimination using 1.73 as the cutoff SRR calculated with our method.

	Versus nPD group			Versus healthy controls			Versus essential tremor subjects
	Sensitivity	Specificity	Accuracy	Sensitivity	Specificity	Accuracy	Sensitivity	Specificity	Accuracy
PD group	92.1	90.2	91.8	92.1	100.0	92.6	92.1	81.8	91.2
Grou	88.1	90.2	88.8	88.1	100.0	90.4	88.1	81.8	86.8
Grou	89.0	90.2	89.4	89.0	100.0	91.4	89.0	81.8	87.2
Grou	97.7	90.2	94.6	97.7	100.0	98.3	97.7	81.8	93.3
Grou	96.7	90.2	93.4	96.7	100.0	97.7	96.7	81.8	91.4