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Table 5 Comparison of aberrations between US and MRI grades and surgical grades

From: A novel ultrasound scanning approach for evaluating femoral cartilage defects of the knee: comparison with routine magnetic resonance imaging

 

Modality

US radiologist 1

US radiologist 2

MRI

Undergrading

2–4 grades

29 (14.9)

14 (7.2)

19 (9.8)

1 grade

18 (9.2)

12 (6.1)

14 (7.2)

Identical grading

126 (64.6)

132 (67.7)

144 (73.8)

Overgrading

1 grade

12 (6.2)

13 (6.7)

9 (4.6)

2–4 grades

10 (5.1)

24 (12.3)

9 (4.6)

  1. Data are the number of defects. Values in parentheses are percentages