Table 1:
Comparison of mean dye leakage and gap presence in the experimental root-end resected groups.
Technique
Leakage
±
SD (
𝑛
=
2
0
)
Gap
±
SD (
𝑛
=
1
0
)
(mm
2
)
(
𝜇
m
2
)
Laser (cold burnish)
0
.
5
1
8
±
1
.
0
5
9
7
8
3
1
.
7
±
2
3
2
9
.
2
Carbide bur (cold burnish)
0
.
1
7
2
±
0
.
2
2
3
7
1
3
7
.
3
±
1
4
0
0
.
7
Carbide bur (MTA root-end filling)
0
.
1
5
8
±
0
.
2
5
3
0