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Table 3 Summary of means for mixed-effects group of rat femora and humeri undergoing three-point bending tests (two freezing cycles)

From: On the influence of surface coating on tissue biomechanics – effects on rat bones under routine conditions with implications for image-based deformation detection

Mixed-effects Group Elastic Modulus [GPa] Maximum Force [N] Bending Strength/Maximum Stress [MPa] Strain at Maximum Force [%]
Mean ± Standard Deviation
Femora
 UC-PA (n = 2) 1.89 ± 0.39 180.20 ± 4.94 91.69 ± 12.81 10.24 ± 1.09
 UC-PR (n = 2) 2.16 ± 0.51 137.2 ± 19.56 91.82 ± 7.04 12.35 ± 1.60
 WB-PA (n = 3) 1.96 ± 1.02 131.40 ± 27.89 83.52 ± 26.11 11.30 ± 4.67
 WB-PR (n = 3) 1.61 ± 0.50 150.20 ± 29.09 82.56 ± 21.74 13.46 ± 3.07
 SB-PA (n = 1) 0.88 96.33 50.01 15.50
 SB-PR (n = 3) 1.37 ± 0.23 140.20 ± 34.77 72.77 ± 13.17 13.4 ± 4.53
Humeri
 UC-PA (n = 2) 5.49 ± 0.26 95.39 ± 2.73 158.50 ± 5.65 5.10 ± 0.28
 UC-PR (n = 2) 5.91 ± 1.25 75.64 ± 16.42 170.80 ± 11.40 4.29 ± 0.23
 WB-PA (n = 3) 5.56 ± 2.13 78.66 ± 20.35 163.30 ± 29.35 4.69 ± 1.26
 WB-PR (n = 3) 3.89 ± 2.41 96.42 ± 17.80 184.40 ± 6.37 6.99 ± 2.76
 SB-PA (n = 1) 5.91 79.63 187.50 5.57
 SB-PR (n = 3) 4.46 ± 1.24 107.00 ± 23.19 175.90 ± 39.75 5.87 ± 0.93