Assessment of Root Canal Enlargement Using Mtwo and BioRace Rotary Files

Table 1

Results.

Sections	Group A		Group B
	Area increase	Mean	Area increase	Mean
	mm^2	mm^2	mm^2	mm^2
Coronal	0.15 to 0.8480	0.4964 ± 0.2072	0.1901 to 1.1242	0.6571 ± 0.2323
Middle	0.0864 to 0.6223	0.3233 ± 0.1536	0.0532 to 0.6012	0.3272 ± 0.1432
Apical	0.0078 to 0.5499	0.1930 ± 0.1565	0.0052 to 0.4832	0.1431 ± 0.1235