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Table 3 Human rectal tissue mechanical properties

From: Tensile properties of the rectal and sigmoid colon: a comparative analysis of human and porcine tissue

Ultimate strength: MPa Circumferential Longitudinal All orientations
Distal 0.86 (0.10) 0.86 (0.09) 0.86 (0.07)
Medial 0.86 (0.11) 0.97 (0.08) 0.92 (0.06)
Proximal 0.77 (0.11) 0.88 (0.12) 0.82 (0.08)
All Locations 0.84 (0.06) 0.93 (0.05) 0.87 (0.04)
Elongation at failure: % Circumferential Longitudinal All orientations
Distal 61.43 (0.63) 61.70 (0.72) 61.54 (0.44)
Medial 60.72 (0.58) 62.37 (0.79) 61.31 (0.49)
Proximal 63.43 (1.02) 64.72 (1.50) 64.08 (0.86)
All Locations 61.74 (0.47) 64.31 (0.76) 62.81 (0.44)
Elastic modulus: MPa Circumferential Longitudinal All orientations
Distal 5.20 (0.55) 4.87 (0.65) 5.04 (0.40)
Medial 6.48 (0.82) 5.34 (0.50) 5.91 (0.48)
Proximal 3.88 (0.34) 4.87 (0.40) 4.35 (0.28)
All locations 5.41 (0.39) 5.05 (0.29) 5.18 (0.24)
  1. Values shown are mean (SEM).