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Table 4 Characteristics of polymer-infiltrated ceramic crowns on one-piece zirconia implants

From: Biomechanical properties of polymer-infiltrated ceramic crowns on one-piece zirconia implants after long-term chewing simulation

Characteristics

Total n

Observations

With CS

 System fractured

20

0% (95% CI 0–16.8%)

 Crowns loosened

20

0% (95% CI 0–16.8%)

 Maximum wear depth

19

0.31 mm (0.04 mm)

 Volume wear

19

0.74 mm3 (0.23 mm3)

 Bond strength (pull-out test)

20

322.8 N (61.9 N)*

Without CS

 Bond strength (pull-out test)

5

588.4 N (57.7 N)*

  1. If not stated otherwise, means (standard deviations) of assessed parameters are shown
  2. *p < 0.001 for comparing the effect of performing a CS (experimental group) vs. performing no CS (control group) on bond strength according to the null hypothesis of no difference between both groups