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. 2020 Sep 18;5(3):205–211. doi: 10.14744/eej.2020.48658

TABLE 1.

Mean values of time (in seconds), number of cycles (NCF), Torque (N.cm) and angular rotation (°) of instruments tested

Instruments	Cyclic fatigue				Torsional fatigue

	Time (seconds)		Cycles (NCF)		Torque (N.cm)		Angles (°)

	Mean	SD	Mean	SD	Mean	SD	Mean	SD
ETP 25.06	290.5^a	12.27	1453^a	61.34	1.08^a	0.09	625.3^a	79.22
PT 25.08	261.5^b	14.52	1307^b	72.61	0.95^b	0.06	572.0^b	24.47
PTG 25.08	145.2^c	8.55	732^c	42.76	1.52^c	0.07	444.1^c	25.86
FG 25.08	146.5^c	6.83	1210^d	56.96	1.29^d	0.07	399.4^d	6.34

SD: Standard deviation. Different superscript letters in the same column indicate statistical differences among groups (P<0.05)