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Table 7 Dose comparison between the two used tube voltages

From: Influence of trigger type, tube voltage and heart rate on calcified plaque imaging in dual source cardiac computed tomography: phantom study

kV

100

120

Statistics

CTDIvol [mGy]

962.6 ± 862.9

2125.2 ± 2082.3

p = 0.0005

DLP [mGycm]

115.1 ± 93.4

262.4 ± 225.2

p = 0.0002

  1. Both DLP and CTDIvol are significantly lower for 100 kV in comparison to 120 kV.