Table 3.

Comparison of instrumentation time among the three groups

Group	N	Instrumentation time, mean ± Std. dev.	Overall p value*
Hand files	15	5.21 ± 14.51	<0.05*
Kedo-SG Blue rotary files	15	1.53 ± 16.37
ProTaper Gold rotary files	15	2.09 ± 23.35

^*p < 0.05, statistically significant