Table 4 Constraint conditions comparison between original and optimal models over 12 months.
Constraint condition | Design point | Timestep (month) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | ||
Maximum mechanical stimulus of cortical bone (J/g) | Original | 0.040 | 0.071 | 0.071 | 0.070 | 0.070 | 0.070 | 0.070 | 0.070 | 0.070 | 0.070 | 0.070 | 0.070 |
Optimum | 0.052 | 0.096 | 0.095 | 0.095 | 0.095 | 0.095 | 0.095 | 0.094 | 0.094 | 0.094 | 0.094 | 0.094 | |
Maximum mechanical stimulus of cancellous bone (J/g) | Original | 0.024 | 0.047 | 0.044 | 0.044 | 0.049 | 0.044 | 0.048 | 0.045 | 0.048 | 0.045 | 0.044 | 0.044 |
Optimum | 0.020 | 0.037 | 0.033 | 0.033 | 0.033 | 0.033 | 0.033 | 0.033 | 0.033 | 0.033 | 0.033 | 0.033 | |
Maximum von Mises stress of cortical bone (MPa) | Original | 32.231 | 30.534 | 30.586 | 29.521 | 29.296 | 29.468 | 29.274 | 29.446 | 29.271 | 29.443 | 29.269 | 29.442 |
Optimum | 42.585 | 33.663 | 32.497 | 32.489 | 32.507 | 32.493 | 32.482 | 32.474 | 32.467 | 32.463 | 32.459 | 32.457 | |
Maximum von Mises stress of cancellous bone (MPa) | Original | 4.823 | 3.926 | 2.798 | 2.559 | 2.256 | 2.245 | 2.191 | 2.101 | 2.164 | 2.375 | 2.149 | 2.136 |
Optimum | 7.313 | 4.727 | 4.884 | 4.896 | 4.907 | 4.915 | 4.920 | 4.924 | 4.927 | 4.930 | 4.932 | 4.934 | |