Force Relaxation Characteristics of Medium Force Orthodontic Latex Elastics: A Pilot Study

Table 1

Means and standard deviations (cN).

Diameter	Brand	Stretching periods
		0 hour	1 hours	3 hours	6 hours	12 hours	24 hours
3/16	Morelli	238,1 (23,67)	212,5 (9,55)	217,5 (14,21)	206,1 (7,93)	213,2 (8,61)	204,3 (13,49)
	AO	174,3 (11,51)	159,7^a (15,09)	184,6^b (9,56)	156,5 (10,49)	170,0^c (8,12)	174,3^d (11,73)
	Tp	186,8 (15,81)	178,2^a (19,57)	146,9^b (9,81)	141,9 (12,52)	143,3^c (10,36)	163,6^d (15,46)
1/4	Morelli	221,7 (12,06)	201,4 (9,00)	180,0 (11,48)	193,9 (17,16)	184,7 (8,60)	188,9 (8,46)
	AO	188,9 (7,87)	154,4^e (4,82)	151,2 (7,17)	148,3 (4,44)	143,3 (3,24)	150,8 (5,72)
	Tp	170,4 (5,29)	142,6^e (8,91)	135,5 (10,55)	132,6 (8,96)	129,1 (9,97)	134,5 (4,78)
5/16	Morelli	162,2^f,l (10,77)	142,6^g (5,77)	135,5^h (5,91)	136,2 (5,72)	127,6^i (6,86)	135,5^j (8,07)
	AO	161,5^f,m(8,42)	142,6^g (10,16)	127,3^h (8,79)	123,0^n (9,52)	120,1^i,o (5,14)	126,9^j (5,83)
	Tp	152,9^l,m (4,95)	111,6 (5,86)	104,1 (5,29)	113,4^n (7,63)	114,8^o (6,38)	100,2 (3,86)

Bonferroni coefficient: same letters indicate similarity between groups (P > .05).