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 | value | 95% confidence interval | Lower bound | Upper bound |
| Three-strand | Bond-A-Braid | 0.99 | 9.23 | 1.00 | −23.26 | 25.25 | Ortho Flex | 13.47 | 9.23 | 0.47 | −10.78 | 37.73 | Retanium | −15.06 | 9.23 | 0.34 | −39.85 | 8.65 |
| Bond-A-Braid | Ortho Flex | 12.48 | 9.23 | 0.53 | −11.77 | 36.73 | Retanium | −16.59 | 9.23 | 0.28 | −40.85 | 7.66 |
| Ortho Flex | Retanium | −29.07 | 9.23 | 0.01 | −53.33 | −4.82 |
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The mean difference is significant at the 0.05 level. |