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Table 2 T-test results for comparison of the various palatal implant variables

From: Factors influencing the removal torque of palatal implant used for orthodontic anchorage

  n Mean torque (Ncm ± SD) p value
Mean MRT 31 148.6 ± 63.2  
Sex
 Female 15 112.8 ± 40.8 0.001*
 Male 16 182.0 ± 63.0
Type of suprastructure
 Passive 14 140.0 ± 15.3 0.19
 Active (mesializer or distalizer) 17 162.2 ± 16.1
Use of local anaesthetics
 Yes 9 121.1 ± 72.9 0.18
 No 22 160.0 ± 56.8
Rotational direction n
 Clockwise 15 158.3 ± 58.6 0.41
 Anti-clockwise 16 139.4 ± 67.9