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Table 2 Material parameters used in the model

From: On the protective capacity of a safety vest for the thoracic injury caused by falling down

Part Density (kg/m3) Elastic modulus (MPa) Poisson’s ratio Stress–strain relationship Refs.
Rib cortical 1000 40 0.45 Linear [36]
Rib cancellous 2000 10,000 0.3 Linear [34]
Sternum cortical 1000 40 0.45 Linear [34, 36]
Sternum cancellous 2000 10,000 0.3 Linear [35]
Rib cartilage 1000 49 0.4 Linear [33]
Vertebra cortical 1000 1000 0.3 Linear [35]
Vertebra cancellous 2500 11,000 0.4 Linear [36]
Nucleus pulposus 1040 2300 0.4 Linear [35]
Fibrous ring 1040 300 0.4 Linear [35]
Foam core 240 Figure 3 [37]
Nylon fabric 1000 2000 0.32 Linear [38]