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Table 2 Comparison of the 24 ablation results at 80 W and 120 W

From: Artefact and ablation performance of an MR-conditional high-power microwave system in bovine livers: an ex vivo study

  80 W 120 W p value
5 min
 SAD (mm) 27.25 ± 2.63 32.0 ± 0.82 0.0136*
 Volume (cm3) 14.75 ± 3.44 23.93 ± 2.47 0.0049*
 SI 0.73 ± 0.08 0.72 ± 0.02 0.8324
10 min
 SAD (mm) 33.5 ± 1.29 38.0 ± 1.63 0.0050*
 Volume (cm3) 26.45 ± 1.76 39.03 ± 3.69 0.0008*
 SI 0.75 ± 0.05 0.74 ± 0.03 0.7835
15 min
 SAD (mm) 38.50 ± 1.91 42.0 ± 1.41 0.0259*
 Volume (cm3) 40.15 ± 5.09 56.78 ± 3.08 0.0014*
 SI 0.75 ± 0.02 0.68 ± 0.05 0.0480*
  1. SAD Short axis diameter, SI Sphericity index
  2. *Significant differences