Polysaccharide from Angelica sinensis attenuates SNP-induced apoptosis in osteoarthritis chondrocytes by inducing autophagy via the ERK1/2 pathway

Table 1 Characteristic of subjects investigated

Characteristics	OA
Total number of subjects	16
Age^a, years	67.4
25th percentile	64
75th percentile	72
Number of female/male subjects	11/5
Disease duration^a, years	5.7
25th percentile	3
75th percentile	8
ICRS grade^a	2.8
25th percentile	2
75th percentile	3

ISSN: 1478-6362