Distal interphalangeal joint arthrodesis with nonaxial multiple small screws: a biomechanical analysis with axial headless compression screw and clinical result of 15 consecutive cases

Table 1 Summary of biomechanical result

	AHCS specimens (n = 10)	NMSS specimens (n = 10)	p
Bending stiffness (N/mm) ^a	23.0 (7.7)	31.6 (17.2)	0.16
Bending load to failure (N) ^a	72.2 (24.0)	97.4 (26.4)	0.009^†
	AHCS specimens (n = 7)	NMSS specimens (n = 7)
Torsional stiffness (Nm/degrees) ^a	0.029 (0.013)	0.062 (0.029)	0.026^†
Torque to failure (Nm) ^a	0.41 (0.1)	0.99 (0.46)	0.018^†

ISSN: 1471-2474