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Table 2 Two-way ANOVA table representing effective decomposition of main variables and their interaction

From: The effect of different ferrule heights and crown-to-root ratios on fracture resistance of endodontically-treated mandibular premolars restored with fiber post or cast metal post system: an in vitro study

Source

Sum of Squares

df

Mean Square

F value

P value

Ferrule/CRR

4.135

4

1.033

60.652

< 0.001*

Post material

2.000

1

2.000

0.001

0.973

Interaction

0.282

4

0.071

4.142

0.005*

Error

1.193

70

0.017

  
  1. *Statistically significant
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BMC Oral Health

ISSN: 1472-6831

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