Table 1 Multivariate regression analyses for factors predicting OA severity.

β, standardized coefficient. ***P < 0.001.

Predictor variablesModel 1
β
Model 2
β
SF IL-1α0.130.003
Serum IL-1β0.0060.073
Serum TNF-α0.4710.537
Serum amylin0.0230.026
Body fat percentage0.142
Serum leptin0.00003
Adjusted r20.613***0.379***