Skip to main content

Advertisement

Table 2 One-way ANOVA and post hoc Tukey test results for mean ± SD of the initial RTV, postload RTV, and difference between initial and postload RTV between all groups

From: Effect of different angulations and collar lengths of conical hybrid implant abutment on screw loosening after dynamic cyclic loading

  Initial RTV Postload RTV Difference between initial and postload RTV
Mean ± SD
Subgroups
 GIA 22.5 ± 0.5 23.1 ± 0.8 − 0.6 ± 0.4
 GIB 22.4 ± 0.4 22.7 ± 0.4 − 0.2 ± 0.2
 GIIA 22.4 ± 0.4 20.8 ± 0.5 1.6 ± 0.1
 GIIB 22.2 ± 0.4 19.1 ± 0.9 3.0 ± 0.5
 GIIIA 22.2 ± 0.3 18.7 ± 0.8 3.4 ± 0.5
 GIIIB 22.2 ± 0.4 17.1 ± 1.6 5.0 ± 1.2
ANOVA
F 1.5 88.0 153.9
P value 0.1 < 0.001* < 0.001*
After value Tukey’s test
GIA GIB GIIA GIIB GIIIA
GIB 0.8     
GIIA < 0.001* < 0.001*    
GIIB < 0.001* < 0.001* < 0.001*   
GIIIA < 0.001* < 0.001* < 0.001* 0.9  
GIIIB < 0.001* < 0.001* < 0.001* < 0.001* < 0.001*
  1. − negative means decreased post loading RTL ratio (removal torque gain)
  2. *statistical significant differences (P <.05)