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Egyptian Journal of Radiology and Nuclear Medicine

Table 5 Comparison of CNR between 120 and 80 KVP

From: Studies on the radiation dose, image quality and low contrast detectability from MSCT abdomen by using low tube voltage

 

CNR

Student t-test

p value

120 KVP

80 KVP

Mean ± SD

0.94 ± 0.27

0.43 ± 0.22

3.73

0.003*

Min–Max

0.51–1.24

0.02–0.63

  1. *means p < 0.05
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