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. Author manuscript; available in PMC: 2010 Mar 1.
Published in final edited form as: Acad Radiol. 2009 Mar;16(3):363–373. doi: 10.1016/j.acra.2008.09.003

Table 2.

Key parameters for the sheep perfusion experiments. (*CTDIvol was calculated based on 1 normal and 20 low-dose scans and its unit is mGy)

Study kVp mAs #Scans CTDIvol Relative Dose
Normal-Dose I 100 150 20 108.77 100%
Low-Dose I 100 17 5+20 17.90* 16.5%
Low-Dose II 80 17 5+20 11.89* 10.9%
Normal-Dose II 100 150 20 108.77 100%