Variables Area Standard error p value 95% Confidence interval
Lower limit Upper limit
Age 0.507 0.602 0.93 0.374 0.575
Sex 0.615 0.079 0.149 0.447 0.669
BMI 0.412 0.082 0.823 0.324 0.548
Diabetes mellitus 0.486 0.08 0.865 0.332 0.561
ALT 0.62 0.077 0.129 0.556 0.757
Genotypes 0.428 0.08 0.371 0.306 0.525
Log W0 0.198 0.045 0 0.206 0.387
Log W1 0.199 0.059 0 0.161 0.339
Log W4 0.334 0.085 0.037 0.237 0.473
ε 0.728 0.064 0.004 0.612 0.794
δ 0.682 0.7 0.022 0.582 0.772
π 0.774 0.06 0.001 0.652 0.828
BMI: Body Mass Index; ALT: Alanine Aminotransferase; Log W0: Logarithm of Baseline: HCV RNA level; Log W1: Logarithm of HCV RNA level at week 1; Log W4: Logarithm of HCV RNA level at week 4; ε: Logarithm of HCV RNA level at week 1 divided by baseline level; δ: Logarithm of the decline in HCV RNA level (viral decay slope); π: The ratio of 1: α (α=trapezoidal area under the line between week 0 and week 1).
Table 2: Comparison of different clinical parameters and HCV kinetic variables for Predicting SVR based on area under the ROC Curve.