A biomechanical comparison of all-inside cruciate ligament graft preparation techniques

Journal of Experimental Orthopaedics

Table 4 Post hoc pairwise comparisons of biomechanical properties

Biomechanical property	Graft type	Quad-A	Quad-B	Tripled	Folded	Two-Doubled
Cyclic displacement	Quad-A		0.915	0.979	0.334	< 0.001
	Quad-B	0.915		0.999	0.830	< 0.001
	Tripled	0.979	0.999		0.677	< 0.001
	Folded	0.334	0.830	0.677		< 0.001
	Two-Doubled	< 0.001	< 0.001	< 0.001	< 0.001
Cyclic stiffness	Quad-A		0.290	0.190	0.074	0.058
	Quad-B	0.290		0.999	0.958	0.931
	Tripled	0.190	0.999		0.991	0.981
	Folded	0.074	0.958	0.991		> 0.999
	Two-Doubled	0.058	0.931	0.981	> 0.999
Pullout stiffness	Quad-A		0.443	0.059	0.087	0.084
	Quad-B	0.443		0.752	0.853	0.847
	Tripled	0.059	0.752		> 0.999	> 0.999
	Folded	0.087	0.853	> 0.999		> 0.999
	Two-Doubled	0.084	0.847	> 0.999	> 0.999
Ultimate failure load	Quad-A		0.672	0.046	0.089	0.078
	Quad-B	0.672		0.470	0.673	0.630
	Tripled	0.046	0.470		0.996	0.998
	Folded	0.089	0.673	0.996		> 0.999
	Two-Doubled	0.084	0.630	0.998	> 0.999
Ultimate failure displacement	Quad-A		0.778	0.010	0.053	0.788
	Quad-B	0.778		0.123	0.419	> 0.999
	Tripled	0.010	0.123		0.910	0.120
	Folded	0.053	0.419	0.910		0.410
	Two-Doubled	0.788	> 0.999	0.120	0.140

All data reported as p-values. Statistical significance was set at the 0.05 level