Table 4 ICRS macroscopic evaluation of cartilage repair.

From: The potential utility of hybrid photo-crosslinked hydrogels with non-immunogenic component for cartilage repair

Cartilage repair evaluation

Points

Degree of defect repair

 

Completely repair (in level with surrounding cartilage)

4

75% cartilage repair

3

50% cartilage repair

2

25% cartilage repair

1

0% cartilage repair

0

Macroscopic appearance

 

Intact smooth surface

4

Fibrillated surface

3

Small cracks

2

Large cracks

1

Total degeneration of grafted area

0

Degree of marginal integration

 

Complete integration with surrounding cartilage

4

Demarcating border <1 mm

3

3/4 of graft integrated and border >1 mm width

2

1/2 of graft integrated and border >1 mm width

1

From no contact to 1/4 of graft integrated with surrounding cartilage

0

Overall repair assessment

 

Grade I: normal

12

Grade II: nearly normal

11–8

Grade III: abnormal

7–4

Grade IV: severely abnormal

3–1