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Correlation between (A) 16-slice multidetector computed tomography (MDCT) and fractional flow reserve (FFR) (r=-0.09, CI=-0.36 to 0.19, p=0.50) and between (B) quantitative coronary angiography (QCA) and FFR (r=-0.46, CI=-0.65 to -0.22, p=0.0006).
