The Uptake of Nickel-Titanium Rotary Files in Saudi Arabia

Table 4

Response details for NTRF usage and place of graduation.

Place of graduation	Participants who perform RCT	Use NiTi (%)^a	Do not use NiTi (%)^a
Saudi Arabia	211	145 (68.7)	66 (31.3)
North America (USA, Canada)	23	20 (87)**	3 (13)
Europe and Australia	23	23 (100)**	0 (0)
Africa	31	16 (51.6)	15 (48.4)
Asia	104	66 (63.5)	38 (36.5)
Others	14	3 (21.4)	11 (78.5)

^aThe percentage valued between parenthesis refers to each group, **(𝜒² = 19.64, 𝑃=0.001).