Table 1 Stiffness and strength of CF-PEEK locking plate and titanium alloy locking plate

Axia stiffness (N/mm)

 200 N

169.83 ± 3.74

182.15 ± 5.53

P < 0.05

 700 N

155.05 ± 3.79

224.19 ± 16.62

P < 0.05

Torsional rigidity (Nm²/deg)

0.13 ± 0.01

0.32 ± 0.09

P < 0.05

Bending rigidity (Nm²)

0.86 ± 0.01

1.68 ± 0.01

P < 0.05

 Axial (kN)

1.79 ± 0.01

1.84 ± 0.02

P < 0.05

 Torsion (Nm)

4.48 ± 0.05

4.86 ± 0.23

P < 0.05

 Bending (Nm)

4.21 ± 0.01

4.42 ± 0.13

P < 0.05