Table 1.

Mean and standard deviation (SD) scores in MPa for diametral tensile strength (DTS), flexural strength (FS) and in Newton for compressive strength (CS) by the four brands of glass-ionomers

	DTS			FS			CS
	N	mean	SD	N	mean	SD	N	mean	SD
Ketac Molar Easymix	20	7.5ª	0.7	60	28.9ª	5.4	20	240.3ª	37.7
Fuji 9 Gold Label	20	7.7ª	0.5	60	41.8b	6.4	20	271.6ª	52.2
Chemfil Rock	20	9.4b	0.7	60	46.5c	6.8	20	343.1b	68.3
EQUIA	20	10.0c	0.7	60	49.8d	6.4	20	358.5b	65.7

N, number of specimens

Different letters denote a statistically significant difference (a=0.05; Tukey test)