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Table 1 SEM grading system for chondromalacic cartilage surface after bRFE treatment

From: The time-dependent effects of bipolar radiofrequency energy on bovine articular cartilage

Surface of chondromalacic cartilageScore
Extremely smooth3
Relatively smooth with melted fronds2
Rough and irregular with melted fronds1
Rough and irregular with fronds0
  1. If a surface was graded to be between 2 scores, the mean of the 2 scores was used (0.5, 1.5, 2.5)