Table 2.

DCE-US parameters by responder status

ParameterMedianP*
All patients (n = 38)Responders (n = 13)Nonresponders (n = 25)
Peak intensity (linear intensity)
    Day 0124.39218.85115.240.21
    Day 1515.368.2144.960.27
    Ratio0.220.080.370.008
Slope of wash-in (coefficient)
    Day 030.8667.4129.250.14
    Day 153.350.605.300.08
    Ratio0.240.050.400.0006
Mean transit time (s)
    Day 016.2513.9016.800.31
    Day 1517.6014.8022.801.00
    Ratio1.001.240.850.24
Time to peak intensity (s)
    Day 06.255.406.400.21
    Day 159.212.209.000.27
    Ratio1.291.881.190.008
Area under the curve (linear intensity)
    Day 03,492.274,562.443,150.600.46
    Day 15803.30374.211,550.600.25
    Ratio0.250.090.310.008
Area under the wash-in (linear intensity)
    Day 0542.56549.74542.560.54
    Day 15134.3874.30240.670.53
    Ratio0.300.150.420.10
Area under the wash-out (linear intensity)
    Day 02,861.824,012.702,798.710.47
    Day 15588.59304.551,224.830.19
    Ratio0.210.090.290.01
  • *Kruskal-Wallis test.

  • Statistically significant.