The Effect of Remaining Coronal Tissue Height on the Fracture Strength of Over-Flared Endodontically Treated Central Incisors Restored Using a Multipost Approach

Table 3

Tukey test for paired comparison of the groups in terms of fracture strength.

(I)	(J)	Mean difference (I − J)	p-Value	Confidence interval 95%
				Lower limit	Upper limit
NCT	CTH 1	32.09	>0.001	−288.13	352.32
NCT	CTH2	−164.99	>0.001	−474.36	144.38
NCT	CTH3	−351.81	≤0.001	−672.03	−31.58
NCT	IT	−720.94	≤0.001	−1030.31	−411.57
CTH1	CTH2	−197.08	>0.001	−517.30	123.15
CTH1	CTH3	−383.90	≤0.001	−714.63	−53.17
CTH1	IT	−753.03	≤0.001	−1073.25	−432.80
CTH2	CTH3	−186.82	>0.001	−507.05	133.40
CTH2	IT	−555.95	≤0.001	−865.32	−246.58
CTH3	IT	−369.13	≤0.001	−689.35	−48.90