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Table 2 Intergroup comparisons and summary statistics of marginal gap values (µm)

From: Effect of coping materials zirconia or polyetheretherketone with different techniques of fabrication on vertical marginal gap and fracture resistance of posterior crowns with composite veneering

Marginal gap (µm) (Mean ± SD)

f value

p value

Zirconia

PEEK CAD

PEEK Press

  

48.67 ± 11.98B

108.00 ± 20.08A

108.00 ± 25.10A

17.75

 < 0.001*

  1. Means with different superscript letters within the same horizontal row are significantly different *significant (p < 0.05)
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BMC Oral Health

ISSN: 1472-6831

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