From: The expression of SIRT1 in articular cartilage of patients with knee osteoarthritis and its correlation with disease severity
Group
Sample (n)
Mankin score
Normal
9
0.44 ± 0.53
Mild OA
10
3.70 ± 1.06
Moderate OA
13
7.54 ± 1.05
Severe OA
15
12.20 ± 1.37