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Table 7 A comparison of real and ideal play of 0.022 bracket and TMA archwire combinations

From: Torque expression capacity of 0.018 and 0.022 bracket slots by changing archwire material and cross section

  Ideal play (°) Bracket Engagement angle (°) SD Mean standard error Significant difference
TMA .019×.025 7.24 Victory 22.30 0.23 0.13 S
SFP 15.30 0.33 0.19 S
Ovation 15.86 0.24 0.14 S
D.B. Leone 18.46 0.35 0.20 S
Damon 15.41 0.55 0.32 S
Nexus 34.48 2.18 1.26 S
TMA .021×.025 2.33 Victory 12.94 0.11 0.06 S
SFP 5.66 0.24 0.14 S
Ovation 6.08 0.13 0.07 S
D.B. Leone 9.38 0.35 0.20 S
Damon 6.09 0.59 0.34 S
Nexus 14.51 2.51 1.45 S