Journal of Dental Rehabilitation and Applied Science

Table. 1. Table 1

Time (s) to removal of canal filling material (mean ± SD)

	.06 taper gutta percha filling	.04 taper gutta percha filling
PTUR	199.7 ± 79.9^a	194.5 ± 34.0^a
HR	181.3 ± 40.8^b	191.1 ± 63.3^b

^a,b Different superscripts in the same column are significantly different (P < 0.05).

PTUR, ProTaper Universal Retreatment system; HR, HyFlex Remover.