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. 2006 Mar 8;19(2):126–131. doi: 10.1007/s10278-006-9944-9

Table 5.

Random Phantom Chest Tests for CR Dose Reduction

kVp Phototimer cells Density + mAs CR S No. Relative surface dose
121 Center 2 7.45 179 1
121 Center 0 3.6 333 0.48
121 2 Outer 2 2.59 565 0.35
121 2 Outer 0 1.82 836 0.24