Research Article

Bond Strength and Deflection of Four Types of Bonded Lingual Retainers

Table 4

Pairwise comparisons of the break SBS values of the four groups.

Group (I)Group (J)Mean difference (I-J)Std. error value95% confidence interval
Lower boundUpper bound

Three-strandBond-A-Braid0.999.231.00−23.2625.25
Ortho Flex13.479.230.47−10.7837.73
Retanium−15.069.230.34−39.858.65

Bond-A-BraidOrtho Flex12.489.230.53−11.7736.73
Retanium−16.599.230.28−40.857.66

Ortho FlexRetanium−29.079.230.01−53.33−4.82

The mean difference is significant at the 0.05 level.