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. Author manuscript; available in PMC: 2014 Jul 31.
Published in final edited form as: Eur J Radiol. 2011 Apr 13;79(2):e58–e62. doi: 10.1016/j.ejrad.2011.03.059

Fig. 3.

Fig. 3

Graph of CTDIvol for pairs of scans performed with positive enteric contrast material and with oral water. The mean CTDIvol was significantly higher for scans performed with enteric contrast material than scans performed with oral water (13.1 ± 6.1 mGy versus 11.8 ± 5.5 mGy, p = 0.003).