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Table 6 Error analysis: reasons for false positive and false negative diagnoses

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

Surface

False-negative finding#

False-positive finding#

Particular sites

Partial volume effect

Small or superficial lesion

Thin cartilage

Partial volume effect

TS

0/0

3/3

4/3

0/0

2/3

MC

9/7

5/4

6/5

1/1

2/3

LC

11/9

4/3

0/0

0/0

1/1

Total

20/16

12/10

10/8

1/1

5/7

  1. TS trochlear surface, MC medial condyles, LC lateral condyles
  2. #Data are the surface numbers for radiologist 1/radiologist 2
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X