Skip to main content

Table 7 Results of one-way ANOVA comparing the values of torsional play between different groups

From: Dimensional variability of orthodontic slots and archwires: an analysis of torque expression and clinical implications

 

Levene statistics (p value)

F statistics

p value

Group 1 vs Group 2

Group 1 vs Group 3

Group 2 vs Group 3

Torsional play for a 0.019 × 0.025 archwire in a UR1 bracket

0.008

55.271 *

< 0.001

4.42* (< 0.001)

2.41* (0.004)

− 2.01* (0.012)

Torsional play for a 0.019 × 0.025 archwire in a UR3 bracket

0.003

57.566 *

< 0.001

3.12* (< 0.001)

− 1.67* (0.046)

− 4.79* (0.001)

Torsional play for a 0.019 × 0.025 archwire in a UR4 bracket

0.007

23.613 *

< 0.001

2.92* (< 0.001)

1.51* (0.045)

− 1.41 (0.051)

Torsional play for a 0.021 × 0.025 archwire in a UR1 bracket

0.892

108.144*

< 0.001

3.27* (< 0.001)

4.53* (< 0.001)

1.26* (0.005)

Torsional play for a 0.021 × 0.025 archwire in a UR3 bracket

0.754

20.019*

< 0.001

2.09* (< 0.001)

1.01* (0.025)

− 1.08* (0.017)

Torsional play for a 0.021 × 0.025 archwire in a UR4 bracket

0.871

68.683*

< 0.001

1.90* (< 0.001)

3.75* (< 0.001)

1.85* (< 0.001)

  1. Group 1 Astar Orthodontics, Group 2 SIA, Group 3 Sweden & Martina, UR1 upper right central incisor bracket, UR3 upper right canine bracket, UR4 upper right first premolar bracket
  2. *Statistically significant for p < 0.05
  3. Mean difference in arc degrees (p value) from Tukey’s HSD post hoc test
  4. Mean difference in arc degrees (p value) from Games-Howell post hoc test