From: Synovial fluid level of aggrecan ARGS fragments is a more sensitive marker of joint disease than glycosaminoglycan or aggrecan levels: a cross-sectional study
OA-1 ARGS ELISA
(pmol ARGS/ml)
Alcian blue precipitation
(μg sGAG/ml)
1-F21 ELISA
(μg aggrecan/ml)
n
295
293
285
Mean
75
104
199
Median
10
74
120
Range
0.5 to 961
5 to 728
0.2 to 1912