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Table 2 Comparison between ExAblate 2000 and 2100 treatments

From: Safety and treatment volumes achieved following new developments of the magnetic resonance-guided focused ultrasound system in the treatment of uterine fibroids: a cohort study

  ExAblate 2000 system (n = 238) ExAblate 2100 system (n = 34) p Value
Mean volume of fibroids treated, ml (SD) 337.78 (252.75) 305.12 (206.28) 0.04a
Mean NPV, ml (SD) 165.41 (136.39) 162.39 (19.28) 0.65a
Mean percentage NPV (%) 43.72 54.92 0.007a
% NPV in hypo-intense fibroids 46.79 57.43 0.005
% NPV in hyper-intense fibroids 36.33 43.20 0.005a
  1. NPV non-perfused volume.
  2. aMann-Whitney test.