|
Parameters
|
Scoring
|
|---|
|
Cellularity of cartilage
|
|
Normal
|
0
|
|
< 10%
|
1
|
|
10–25%
|
2
|
|
>25%
|
3
|
|
Loss of matrix (erosions)
|
|
Normal
|
0
|
|
< 10%
|
1
|
|
10–25%
|
2
|
|
>25%
|
3
|
|
Cloning of chondrocytes
|
|
Normal
|
0
|
|
< 10%
|
1
|
|
10–25%
|
2
|
|
>25%
|
3
|
|
Adhesions (pannus)
|
|
No Adhesions
|
0
|
|
Covering only margin of cartilage
|
1
|
|
Covering < 50%
|
2
|
|
Covering >50%
|
3
|
|
Grey reads (Red value) a with Safranin-O
|
|
Values more than 160
|
0
|
|
Values within 140–160
|
1
|
|
Values within 120–140
|
2
|
|
Values within 100–120
|
3
|
|
Values within 80–100
|
4
|
- aGrey reads had been taken instead of orthochromasia in Salter’s study
