Quantitative Assessment of Apically Extruded Debris after Single-Files Supplemental Retreatment considering Apical Patency Influence: In Vitro Study

Table 3

The mean% ± SD values of the contribution of each supplementary file system from the total extruded debris.

Groups	TRN	WOG	XPFR
Group I	51.7% ± 6.39	65.1% ± 2.51	39.9% ± 4.07
Group II	53.4% ± 4.79	63.7% ± 4.81	37.9% ± 7.64