| Radiographic OA | Mean | SE | 95% CI of the mean | P-value | 95% CI for difference | |
---|---|---|---|---|---|---|---|
 |  |  |  | Lower | Upper |  |  |
sC2C | K/L1 | 5.56 | 0.04 | 5.49 | 5.64 | 0.06 | -0.09 to 0.30 |
Ln (pmol/ml) | K/L2 | 5.42 | 0.07 | 5.29 | 5.55 | Â | Â |
sCPII | K/L1 | 7.53 | 0.06 | 7.38 | 7.64 | <0.01* | 0.26 to 0.78 |
Ln (ng/ml) | K/L2 | 6.99 | 0.11 | 6.77 | 7.21 | Â | Â |
uCTX-II/Cr | K/L1 | 5.25 | 0.13 | 4.99 | 5.52 | 0.15 | -0.94 to 0.15 |
Ln (ng/μmol creatinine) | K/L2 | 5.65 | 0.23 | 5.19 | 6.11 |  |  |
sC2C/sCPII | K/L1 | 0.14 | 0.02 | 0.10 | 0.18 | <0.01* | -0.21 to -0.04 |
 | K/L2 | 0.26 | 0.04 | 0.19 | 0.34 |  |  |
uCTX-II/sCPII | K/L1 | 0.11 | 0.06 | -0.01 | 0.22 | <0.01* | -0.68 to -0.22 |
 | K/L2 | 0.56 | 0.10 | 0.37 | 0.75 |  |  |
uNTx/Cr | K/L1 | 3.79 | 0.10 | 3.60 | 3.98 | 0.10 | -1.47 to -0.59 |
Ln (ng/ml creatinine) | K/L2 | 3.46 | 0.16 | 3.13 | 3.79 | Â | Â |
sHA | K/L1 | 2.97 | 0.12 | 2.74 | 3.21 | <0.01* | -1.21 to -0.27 |
Ln (pmol/ml) | K/L2 | 3.71 | 0.20 | 3.31 | 4.11 | Â | Â |