Table 2.

Measurements of the force losses of all bracket types in combination with the titanium-molybdenum alloy (TMA) archwires. (SD standard deviation)

	Force loss due to sliding resistance [%]
	TMA					TMA
	0.016 inch × 0.022 inch					0.017 inch × 0.025 inch
	25%	Median	75%	Mean	SD	25%	Median	75%	Mean	SD
Bracket type
Shark SL	20	26	32	26	7.3	25	33	36	31	6.7
Brillant®	18	22	26	22	4.7	23	27	30.5	26.8	4.1
Inspire Ice™
	40.5	52	81	59	21.7	48.5	59	75	61.2	16.2
discovery® pearl	43	48	60.5	51	9.1	51.5	56	58.5	55.2	3.6
discovery®	33.5	42	46	40.2	6.6	25	29	37.5	30.8	7.7
equilibrium® ti	33.5	43	53.5	43.4	11.4	30.5	45	46	39.6	11.1