Table 4. The Kruskal-Wallis test for resistance to sliding values of different combinations of brackets, archwires, and ligatures.
SLB, Self-ligating bracket; MLF0.20, multi-level low friction (MLF) brackets ligatured by 0.20-mm ligature wire; MLF0.25, MLF brackets ligatured by 0.25-mm ligature wire; CON, conventional brackets.
*p < 0.05.
