Skip to main content

Table 1 Summary of the results 2 ESIN vs. 2 ESIN with End Caps

From: Biomechanical analysis of a synthetic femoral spiral fracture model: Do end caps improve retrograde flexible intramedullary nail fixation?

  2 Titanium Nails (2E)   2 Titanium Nails with End Caps (2EEC) p-value
  Mean value (SD)   Mean value (SD)  
2 ESIN with End Caps more stable than 2 ESIN     
Posterior-anterior 1.78 (1.31) Nm/mm < 4.11 (2.24) Nm/mm < 0.001
2 ESIN with End Caps less stable than 2 ESIN     
Anterior-posterior 0.77 (0.29) Nm/mm > 0.27 (0.08) Nm/mm < 0.001
Medial-lateral 1.10 (0.40) Nm/mm > 0.80 (0.35) Nm/mm < 0.01
Lateral-medial 0.86 (0.33) Nm/mm > 0.53 (0.13) Nm/mm < 0.001
Internal Rotation 0.14 (0.04) Nm/° > 0.11 (0.01) Nm/° < 0.05
No statistical significant difference     
External Rotation 0.32 (0.18) Nm/° ~ 0,37 (0.11) Nm/° 0.13
Compression in 9°-Position 2.18 (1.37) mm ~ 1.29 (1.61) mm 0.20