Table 4.
Multiple Linear Regression: Coefficients.a
| Gene | b0: Intercept | b1: Sliding Speed (mm/s) | b2: Time Point (hr) | b3: Cycle No.b | b4: Strain (%) | b5: x-force (N) | b6: z-force (N) | b7: Modulus (MPa) | b8: Maximum Stress (MPa) |
|---|---|---|---|---|---|---|---|---|---|
| Lubricin | −10.14 | 0.47 | 0.25 | 0.26 | 18.10 | 4.11 | 0.38 | 31.81 | 339.88 |
| MMP-3 | 316.29 | −2.06 | −3.76 | 1.20 | −597.98 | −61.16 | 2.41 | 82.18 | −1205.99 |
| MMP-13 | 20.12 | −0.05 | −0.33 | 0.04 | −70.53 | −5.57 | 0.55 | 3.46 | −74.81 |
| ADAMTS-4 | 15.48 | 0.04 | −0.11 | −0.01 | −64.12 | −1.93 | 0.88 | 9.58 | −135.14 |
| ADAMTS-5 | 12.56 | −0.03 | 0.16 | 0.03 | −38.06 | −3.19 | 0.07 | −2.52 | 3.09 |
| TIMP-1 | 9.24 | 0.04 | −0.04 | −0.02 | −20.31 | −0.92 | −0.03 | −5.49 | 44.33 |
| TIMP-3 | 3.82 | 0.15 | 0.05 | −0.07 | −19.58 | −1.37 | −0.45 | −21.55 | 210.40 |
a
Gene expression = b0 + b1x1 + b2x2 + b3x3 + b4x4 + b5x5 + b6x6 + b7x7 + b8x8. Table presents values representing the correlation coefficients for each experimental parameter.
b
Cycle No. refers to the number of cycles during the 2-hour loading time.