Efficacy of CAD/CAM Glass Fiber Posts for the Restoration of Endodontically Treated Teeth

Table 3

Risk of bias according to the information evaluated from the materials and methods of the selected studies.

Study	Randomization	Teeth used	Manufacturer’s instructions	Calibrated operator^ꝉ	Sample size^§	Operator blinding	Risk of bias
Pang et al. [17]	Y	Y	Y	Y	N	N	Moderate
Tsintsadze et al. [18]	Y	N	Y	N	N	N	High
Eid et al. [19]	Y	Y	Y	Y	N	N	Moderate
da Costa et al. [20]	Y	N	Y	N	N	N	High
Passos et al. [21]	Y	Y	Y	Y	N	N	Moderate
Eid et al. [22]	N	Y	Y	Y	N	N	Moderate
Eid et al. [23]	Y	Y	Y	Y	N	N	Moderate

Random assignment of teeth to test groups. Teeth free of cavities or restorations. Procedures performed according to manufacturer’s instructions. ^ꝉProcedures carried out by the same operator. ^§Sample size calculation.