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Table 4: 
P values from the assessment of TTP, peak opacification, and AUC differences when comparing injection protocols: variable concentration*
TTP CapillaryTTP ArterialTTP VenousPeak CapillaryPeak ArterialPeak VenousAUC CapillaryAUC ArterialAUC Venous
Overall.2235<.0001.0072.0432.0040.0035.0789.0009.1901
100%–25%<.0001.0086.0186.0023.0008.0004
100%–50%.0977.0132.0122.0015.0038.0064
100%–75%.2582.9593.1971.1609.1356.6618
25%–50%.0004.8427.8466.8578.4980.2259
25%–75%<.0001.0077.2277.0517.0245.0011
50%–75%.0093.0118.1656.0360.0949.0166
  • * P values for paired contrasts were not calculated if no overall significant difference of the group was observed.