3D Analysis of D-RaCe and Self-Adjusting File in Removing Filling Materials from Curved Root Canals Instrumented and Filled with Different Techniques

Table 1

Percentages of removed filling material from root canals after retreatment (mean ± standard deviation).

Groups	n	D-RaCe (Step 1) (%)	SAF (Step 2) (%)	𝑃
SAF + CLC	10	95.22 ± 3.68	96.6 ± 3.28	0.018
SAF + TT	10	97.99 ± 3.49	98.55 ± 2.94	0.043
Revo-S + CLC	10	97.78 ± 1.43	99.04 ± 0.65	0.008
Revo-S + TT	10	96.67 ± 5.57	97.89 ± 3.93	0.018