Table 3.

Estimation of the moderators of the meta-regression.

	Estimator	IC-95%	p-Value
Intercept	0.131	−0.009; 0.272	0.067
Standard diameter	−0.126	−0.267; 0.014	0.077
C/I ratio = 2	−0.005	−0.022; 0.012	0.558
C/I ratio = 3	−0.016	−0.072; 0.040	0.577
Years of follow-up	0.001	−0.002; 0.004	0.485
Short length	0.017	−0.001; 0.035	0.055

CI is the 95% confidence interval of the percentage of implant loss according to diameter, C/I ratio and length of the implants.