International Journal of Concrete Structures and Materials

Table 9 Factors and interactions that affect the variability of measured Indirect tensile strength values in the group one of experiments^a.

From: Brazilian Test of Concrete Specimens Subjected to Different Loading Geometries: Review and New Insights

	CUR			CUP			FUP
	Effect	Ratio of the effect	p	Effect	Ratio of the effect	p	Effect	Ratio of the effect	p
(D)	−0.398	0.672	0.139	−0.101	0.904	0.707	−0.416	0.660	0.062
(t)	−0.144	0.866	0.350	0.137	1.146	0.625	−0.541	0.582	0.048
(as)	−0.072	0.931	0.564	0.110	1.117	0.685	−0.281	0.755	0.092
(α)	0.715	2.043	0.078	−0.088	0.915	0.740	−0.025	0.976	0.655
(D × t)	−0.261	0.770	0.208	−0.069	0.934	0.794	−0.347	0.707	0.074
(D × as)	0.340	1.405	0.162	−0.309	0.735	0.372	−0.088	0.916	0.276
(D × α)	−0.030	0.970	0.789	−0.333	0.717	0.350	0.273	1.314	0.094
(t × as)	0.062	1.064	0.612	0.274	1.316	0.408	−0.210	0.811	0.122
(t × α)	0.059	1.061	0.623	−0.171	0.843	0.557	−0.021	0.980	0.700
(as × α)	−0.223	0.800	0.240	0.037	1.038	0.885	0.118	1.125	0.212
(D × t × as)	0.025	1.025	0.826	0.012	1.012	0.964	−0.202	0.817	0.127
(D × t × α)	0.320	1.377	0.171	−0.224	0.799	0.471	0.318	1.375	0.081
(D × as × α)	0.552	1.736	0.096	−0.008	0.992	0.973	−0.030	0.971	0.570
(t × as × α)	−0.237	0.789	0.227	−0.147	0.863	0.603	0.175	1.191	0.146

^aIn this group, the CS was kept constant at the lowest level.
Bold letters mean values that are commented in text.

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