Table 2. Tensile properties of Polypropylene Prolapse meshes relative to those of Gynecare PS.

Mesh	Weight ‡	Low Stiffness (N/mm)	High Stiffness (N/mm)	Relative Elongation at Inflection Point (%)	Load at failure (N)	Relative Elongation at failure (%)
Gynecare (n=5)	44	0.27 ± 0.09	1.25 ± 0.21	33.33 ± 9.62	68.34 ± 12.45	71.50 ± 2.97
Popmesh (n=5)	19	N/A	0.36 ± 0.09	N/A	21.40 ± 6.13	60.95 ± 9.96
Polyform (n=5)	40	0.05 ± 0.01	0.69 ± 0.13	25.44 ± 7.09	51.67 ± 8.53	92.25 ± 16.70
Pelvitex (n=6)	38	0.07 ± .03	0.87 ± 0.07	41.28 ± 19.23	55.35 ± 6.99	100.65 ± 8.62
TiMesh (n=5)	16	0.02 ± .01	0.17 ± 0.03	18.03 ± 9.10	9.62 ± 1.21	61.66 ± 4.52
Overall P*		< 0.001	< 0.001	0.043	< 0.001	< 0.001
Gynecare vs. Popmesh†		N/A	< 0.001	N/A	< 0.001	0.282
Gynecare vs. Polyform†		< 0.001	< 0.001	0.643	0.011	0.010
Gynecare vs. Pelvitex†		< 0.001	< 0.001	0.609	0.043	< 0.001
Gynecare vs. TiMesh†		< 0.001	< 0.001	0.174	< 0.001	0.338

^*Overall P-values from one-way analysis of variance

^†P-values from Dunnett's multiple comparison's procedure comparing Gynecare to the other brands.

^‡as reported by manufacturer