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Table 5 Comparison of two CTA protocols (significant p value less than 0.05)

From: Comparison of Turbo Flash and dual-energy modes of third-generation dual-source CT in pre-transplant renal angiography: a prospective observational study

Groups N Mean SD t value p value
Contrast volume Group A 30 60.0 0.0 18.310 0.0005
Group B 30 31.5 7.0
Aorta HU Group A 30 386.4 64.8 4.005 0.0005
Group B 30 313.2 49.9
RR mean Group A 30 315.9 43.3 2.051 0.047
Group B 30 287.1 45.4
LR mean Group A 30 320.9 49.2 2.413 0.021
Group B 30 284.4 46.5
Psoas mean Group A 30 53.4 3.5 0.528 0.600
Group B 30 54.4 7.2
SD mean Group A 30 8.0 2.0 3.819 0.0005
Group B 30 13.6 6.3
CTDIvol Group A 30 8.3 0.8 5.155 0.0005
Group B 30 6.0 1.8
DLP Group A 30 266.4 25.9 5.155 0.0005
Group B 30 192.5 58.7
ERD Group A 30 4.0 0.4 5.155 0.0005
Group B 30 2.9 0.9
RR + LR mean Group A 30 318.4 45.0 2.281 0.028
Group B 30 285.7 45.5
SNR Group A 30 42.8 13.7 4.456 0.0005
Group B 30 25.1 11.3
CNR Group A 30 35.6 12.0 4.531 0.0005
Group B 30 20.2 9.3