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Table 1 Experimental studies investigating uniaxial tensile testing in AAA tissue

From: Micromechanical and Ultrastructural Properties of Abdominal Aortic Aneurysms

Study Year Testing method Orientation Control Cases Biomechanical measure Control (KPa) Cases (KPa) P
He and Roach [33] 1994 Uniaxial Longitudinal 5 AA 7 AAA Stiffness
Raghavan et al. [34] 1996 Uniaxial Longitudinal 7 AA 45 AAA Failure stress 2014 ± 394 864 ± 102  < 0.0005
Vorp et al. [40] 2001 Uniaxial Circumferential 7 ILT < 4 mm 7 ILT > 4 mm Failure stress 2160 ± 340 1380 ± 190  < 0.05
Thubrikar et al. [91] 2001 Uniaxial Longitudinal 5 AAA Lateral Yield stress 510 ± 140
Circumferential Lateral Yield stress 730 ± 220
Longitudinal Anterior Yield stress 380 ± 180
Circumferential Anterior Yield stress 520 ± 200
Longitudinal Posterior Yield stress 470 ± 300
Circumferential Posterior Yield stress 450 ± 140
Di Martino et al. [38] 2006 Uniaxial Circumferential 16 AAA 9 rAAA Failure stress 820 ± 90 540 ± 60 0.04
Raghavan et al. [92] 2006 Uniaxial Longitudinal 4 AAA Failure Stress 1266
Monteiro et al. [37] 2014 Uniaxial Longitudinal 25 AAA < 55 mm diameter 65 AAA > 55 mm diameter Failure stress 770 (533–1117) 1030 (757–1444) 0.027
  1. Values are given as median ± IQR or mean (standard deviation)
  2. AA represents abdominal aorta, AAA abdominal aortic aneurysm, rAAA ruptured abdominal aortic aneurysm, ILT intraluminal thrombus.