Ex-vivo quantification of ovine pia arachnoid complex biomechanical properties under uniaxial tension

Table 1 Review of previously published literature documenting PAC mechanical properties and comparison of results to the present study

Ref	Tissue	Species	Young’s modulus (MPa)	Test method	Strain rate (s⁻¹)	Ult. stress (MPa)	Ult. strain (%)	Extraction location
Conley et al. 2020 (present study)	PAC	Ovine	7.68 ± 3.0	Tensile	0.59	2.69 ± 0.76	0.60 ± 0.13	Brain
Jin et al. [22]	PAC	Bovine	6.75 ± 0.75	Tensile	0.05	1.05 ± 0.04	35.5 ± 3.9	Brain
Jin et al. [22]	PAC	Bovine	7.52 ± 0.59	Tensile	0.5	1.17 ± 0.13	37.1 ± 2.2	Brain
Jin et al. [22]	PAC	Bovine	10.78 ± 0.58	Tensile	5	1.53 ± 0.11	30.0 ± 3.3	Brain
Jin et al. [22]	PAC	Bovine	40.19 ± 3.54	Tensile	100	3.48 ± 0.25	21.0 ± 1.6	Brain
Kimpara et al. [25]	PAC	Porcine	26.5 ± 3.51	Tensile	0.005	9.8 ± 1.7	43.2 ± 5.6	Spinal Cord—Denticulate ligament
Kimpara et al. [25]	PAC	Porcine	30.6 ± 7.35	Tensile	0.05	10.7 ± 3.1	45.6 ± 12.7
Kimpara et al. [25]	PAC	Porcine	63.9 ± 13.0	Tensile	0.5	20.1 ± 3.4	37.7 ± 11.0
Kimpara et al. [25]	PAC	Porcine	21.7 ± 2.88	Tensile	0.005	6.0 ± 1.8	29.2 ± 5.6	Spinal cord—Posterior median septum
Kimpara et al. [25]	PAC	Porcine	25.4 ± 3.61	Tensile	0.05	7.2 ± 1.2	35.0 ± 4.8
Kimpara et al. [25]	PAC	Porcine	39.3 ± 10.4	Tensile	0.5	9.7 ± 2.5	31.6 ± 6.3
Kimpara et al. [25]	PAC	Porcine	10.8 ± 1.74	Tensile	0.005	2.1 ± 0.6	23.2 ± 5.5	Spinal Cord—Posterolateral sulcus
Kimpara et al. [25]	PAC	Porcine	12.4 ± 1.13	Tensile	0.05	2.3 ± 0.4	21.6 ± 5.1
Kimpara et al. [25]	PAC	Porcine	13.2 ± 0.98	Tensile	0.5	2.6 ± 0.6	23.4 ± 6.5
Ozawa et al. [26]	PAC	Rabbit	2.3	Tensile	N/A	N/A	N/A	Spinal Cord

ISSN: 2045-8118