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Weighting factor distribution of spine biomechanics model.
| Model index | Tissue site | Unit type | Number of units | Number of nodes | Elastic modulus (MPa) |
|---|---|---|---|---|---|
| 1 | Cortical bone | 3D solid | 1171 | 1427 | 11542 |
| 2 | Cancellous bone | 3D solid | 1102 | 1305 | 721 |
| 3 | Fiber tube | 3D solid | 342 | 537 | 5.91 |
| 4 | Ligament | 3D solid | 132 | 327 | 3124 |
| 5 | Endplate | 2D planar | 87 | 104 | 11.71 |
