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Table 2 Three-way ANOVA for comparison of wire, bracket, and interaction wire/bracket in the different deflections

From: Force level of small diameter nickel-titanium orthodontic wires ligated with different methods

  DF 0.5 mm 1.0 mm 2.0 mm 3 mm
  MS F p MS F p MS F p MS F p
Wire alloy 1 181.55 2.260 0.135 2768 4.525 0.035 341,643 4647.44 0.000 307,140 3296.7 0.000*
Bracket 3 5380.77 66.983 0.000 20,336 33.243 0.000 25,447 346.17 0.000 70,766 759.6 0.000*
Diameter 1 30.14 0.375 0.541 45,841 74.936 0.000 315,513 4291.99 0.000 630,812 6770.7 0.000*
Interaction wire alloy/bracket 3 17.45 0.217 0.884 1345 2.198 0.091 561 7.63 0.000 4579 49.1 0.000*
Interaction wire alloy/diameter 1 6.87 0.085 0.770 365 0.597 0.441 9868 134.23 0.000 21,448 230.2 0.000*
Interaction bracket/diameter 3 351.73 4.379 0.006 1744 2.850 0.040 8242 112.11 0.000 18,182 195.2 0.000*
Interaction wire alloy/bracket/diameter 3 111.75 1.391 0.248 3318 5.423 0.001 4248 57.79 0.000 7855 84.3 0.000*
  1. *Statistically significant at p < 0.05