International Journal of Concrete Structures and Materials

Table 11 A reduced model for each loading geometry in the group two of experiments^a.

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

	CUR			CUP			FUP
	Effect	Coeff.	p	Effect	Coeff.	p	Effect	Coeff.	p
Constant		5.1509	0.000		3.8009	0.000		5.3474	0.000
(f _c)	0.381	0.1903	0.096	0.442	0.2212	0.000	1.257	0.6287	0.000
(t)	0.130	0.0651	0.564	−0.428	−0.2141	0.000	0.340	0.1699	0.206
(as)	−0.053	−0.0266	0.811	0.067	0.0335	0.498	−1.007	−0.5036	0.000
(α)	1.877	0.9387	0.000	0.747	0.3735	0.000	−0.945	−0.4723	0.001
(f _c × t)	−0.529	−0.2643	0.023	−0.423	−0.2114	0.000
(f _c × as)							−0.482	−0.2408	0.072
(t × as)				−0.087	−0.0435	0.402
(f _c × t × as)	0.562	0.2808	0.015
(f _c × t × α)				−0.119	−0.0594	0.238
(t × as × α)				0.146	0.0728	0.145
R ²		65.89%			73.60%			53.21%

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

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