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The results of noninferiority analysis for mean human observer score for reconstructions from (a) vendor 1 and (b) vendor 2. The reference in the noninferiority analysis for the Lightspeed VCT scanner was an FBP reconstruction acquired at 16 mGy. The reference for the Definition Flash scanner was an FBP reconstruction acquired at 16 mGy. 95% CIs are shown. Interpretations of the 95% and 99.4% CIs are shown in Tables 2 and 3.
