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Table 1 Virtual non-calcium computed tomography (CT) ability to differentiate hemorrhage from parenchymal calcifications on dual-energy head scans

From: Virtual non-calcium dual-energy CT: clinical applications

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

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