Table 5.

T3: Multivariate linear regression analysis to investigate the impact of all luting materials and storage conditions on the retention force.

Covariable	Regression Coefficient	Standard Error	T	p-Value	Lower 95%-CI	Upper 95%-CI
(Intercept)	204.36	8.47	24.12	<0.001	187.59	221.14
RelyX Temp Bond NE	−149.63	11.30	−13.25	<0.001	−172.00	−127.26
Meron	−11.95	11.30	−1.06	0.293	−34.32	10.43
Fuji I	−3.17	11.30	−0.28	0.779	−25.54	19.20
Fuji II	−5.30	11.30	−0.47	0.640	−27.67	17.07
Fuji Plus	2.04	11.30	0.18	0.857	−20.33	24.41
Bifix Temp	−29.62	11.30	−2.62	0.010	−51.99	−7.25
Ketac Cem Plus	−34.57	11.30	−3.06	0.003	−56.94	−12.20
Hydrothermal Stress	−38.18	5.65	−6.76	<0.001	−49.37	−27.00