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Table 5 Prevalence and mean size of total bony defects, dehiscence, and fenestration by subgroup

From: Prevalence of posterior alveolar bony dehiscence and fenestration in adults with posterior crossbite: a CBCT study

 Crossbite group
(n = 437)
Noncrossbite group (n = 447)p value (SG1–SG2)p value (SG1–SG3)p value (SG2–SG3)
SG1: teeth in crossbite (n = 110)SG2: teeth not in crossbite (n = 327)SG3: teeth not in crossbite (n = 447)
Total bony defect prevalence (number of observations)56.3% (62)63.3% (207)52.1% (233)0.1960.4250.002**
DehiscencePrevalence (number of observations)37.3% (41)42.5% (139)33.3% (149)0.3350.4350.009**
Mean size (mm) ± SD4.28 ± 2.864.53 ± 2.553.96 ± 2.260.150
FenestrationPrevalence (number of observations)30.9% (34)35.8% (117)28.6% (128)0.3530.6380.035*
Mean size (mm) ± SD4.23 ± 2.144.42 ± 2.174.13 ± 1.830.525
  1. (Chi-square test for the prevalence comparison, ANOVA for the mean size comparison)
  2. *p < 0.05 statistically significant (between subgroup 2 and subgroup 3)
  3. **p < 0.01 statistically highly significant (between subgroup 2 and subgroup 3)