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Table 1 Intra-group comparisons of the vibration and control sides within the no-force group

From: The effect of 12 weeks of mechanical vibration on root resorption: a micro-CT study

Variables Vibration (N = 10) Control (N = 10) Z P
Mean ± SD/mm3 Mean ± SD/mm3
Buccal 0.000 0.019 ± 0.054 − 1.604 0.109
Palatal 0.002 ± 0.005 0.009 ± 0.03 − 1.000 0.317
Mesial 0.015 ± 0.047 0.000 − 1.000 0.317
Distal 0.005 ± 0.015 0.002 ± 0.003 − 1.214 0.225
Cervical 0.000 0.028 ± 0.084 − 1.826 0.068
Mid 0.018 ± 0.056 0.001 ± 0.002 − 1.342 0.180
Apical 0.003 ± 0.009 0.002 ± 0.006 − 0.447 0.655
Total 0.017 ± 0.337 0.031 ± 0.085 − 0.314 0.753
  1. Wilcoxon signed-rank test, *p ≤ 0.05 statistical significance at level α = 0.05. SD standard deviation