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. 2021 Sep 3;5:38. doi: 10.1186/s41747-021-00228-y

Table 1.

Virtual non-calcium computed tomography (CT) ability to differentiate hemorrhage from parenchymal calcifications on dual-energy head scans

Authors, year [reference] DECT platform Study type Qualitative analysis (sensitivity, specificity, accuracy) Quantitative analysis cutoff (sensitivity, specificity, accuracy) Reference standard
Wiggins et al., 2019 [19] DSCT Clinical (137 patients) 100%, 100%, 100% 44 HU (100%, 93%, 95%) MRI
Hu et al., 2016 [17] DSCT Clinical (62 patients) 96%, 100%, 99% NA MRI or clinical follow-up
Nute et al., 2015 [18] VSCT Phantom NA 50 HU (NA, NA, 90%) MRI

DECT Dual-energy computed tomography, DSCT, Dual-source CT, HU Hounsfield units, MRI Magnetic resonance imaging, NA Not available, VSCT Voltage-switching CT