From: Mitochondrial DNA (mtDNA) haplogroups and serum levels of anti-oxidant enzymes in patients with osteoarthritis
Healthy controls (n = 77)
OA (n = 73)
Markers
Mean (SD)
Median
p*
SOD2 (ng/mL)
20.83 (30.81)
13.50
36.38 (11.16)
36.41
< 0.001**
Catalase (ng/mL)
14.50 (27.68)
5.03
21.88 (40.94)
8.00
0.189