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Table 2 Displacement results after eccentric axial loading with a 196 N force for keeled and pegged glenoid components

From: No correlation between radiolucency and biomechanical stability of keeled and pegged glenoid components

Glenoid component 196 N axial force only Displacement (Mean ± Std. Deviation in mm)
   anterior posterior superior inferior
Keeled Glenoid anterior 0.08 ± 0.09 -0.07 ± 0.08 0.00 ± 0.03 -0.01 ± 0.01
posterior 0.02 ± 0.04 0.04 ± 0.05 0.01 ± 0.02 -0.01 ± 0.01
superior 0.01 ± 0.03 -0.03 ± 0.07 0.06 ± 0.11 -0.02 ± 0.02
inferior 0.02 ± 0.04 -0.02 ± 0.04 0.00 ± 0.02 0.00 ± 0.02
Pegged Glenoid anterior 0.11 ± 0.11 0.05 ± 0.04 0.03 ± 0.03a 0.00 ± 0.03
posterior 0.05 ± 0.08 0.12 ± 0.15 0.02 ± 0.41a 0.03 ± 0.52
superior 0.02 ± 0.05 -0.01 ± 0.02 0.04 ± 0.07 -0.01 ± 0.02
inferior 0.02 ± 0.05 0.02 ± 0.06a -0.02 ± 0.03a -0.01 ± 0.02
  1. (a Statistical significant increased displacement compared to keeled glenoid, p > 0.05)