Relation between laboratory cantilever bending test and finite element analysis of five different nickel-titanium rotary instruments

Bulletin of the National Research Centre

Table 2 Mean and standard deviation of laboratory cantilever bending test

Endodontic file	TF adaptive		HyFlex EDM		Wave One		Reciproc Blue		One Shape		P value
Cantilever bending (grams)	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD	˂ 0.0001*
Cantilever bending (grams)	86^a	± 0.1	99.8^b	± 0.5	144.5^c	± 0.4	155^d	± 0.8	174^e	± 0.4	˂ 0.0001*

Mean with different letters indicate statistically significance difference. *Significant (p < 0.05)