Table 3.
Means (standard errors) of diametral tensile strength (MPa)
| Material | Diametral tensile strength (MPa) | |||
|---|---|---|---|---|
| C | 18.77 (2.34) | A | ||
| KF | 17.33 (1.97) | A | B | |
| KFL | 12.90 (0.85) | B | ||
| KM | 12.46 (0.62) | B | ||
| CE | 11.94 (0.82) | B | ||
| CL | 10.76 (0.76) | B | ||
| KML | 9.57 (0.76) | B | C | |
| KFE | 8.10 (0.82) | B | C | |
| KME | 7.74 (0.56) | D | ||
Different letters indicate statistically significant differences among materials (P<0.05). L= lyophilized; E= ethanolic extract of propolis