From: In vivo measurement of bending stiffness in fracture healing
 |  | Changes in actual bending stiffness between weeks | Coefficients of linear regression analysis of logarithmic data | ||||
---|---|---|---|---|---|---|---|
Target weeks | Parameters | 2 to 3 | 3 to 4 | 4 to 5 | 2 to 4 | Intercept | Slope |
10 | r | 0.473 | 0.710 | 0.765 | 0.721 | 0.718 | 0.419 |
 | r2 |  | 0.504 | 0.585 | 0.519 | 0.515 |  |
 | t | n.s. | 3.189 | 3.752 | 3.287 | 3.260 | n.s. |
 | p |  | 0.010 | 0.004 | 0.008 | 0.009 |  |
7 | r | 0.131 | 0.928 | 0.873 | 0.826 | 0.702 | 0.364 |
 | r2 |  | 0.862 | 0.763 | 0.682 | 0.492 |  |
 | t |  | 7.058 | 5.073 | 4.140 | 2.785 |  |
 | p | n.s. | < 0.001 | < 0.001 | 0.003 | 0.024 |  |