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Table 7 Dehiscence and fenestration prevalence and mean size by buccal and lingual surfaces 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 (110)SG2: teeth not in crossbite (327)SG3: teeth not in crossbite (447)
Buccal DehiscencePrevalence (number of observations)27.3% (30)33.9% (111)22.4% (100)0.1950.276< 0.001**
Mean size (mm) ± SD4.33 ± 2.874.56 ± 2.484.27 ± 2.540.703
Lingual dehiscencePrevalence (number of observations)28.2% (31)25.1% (82)21.3% (95)0.5200.1200.211
Mean size (mm) ± SD3.36 ± 2.383.19 ± 1.922.91 ± 1.130.351
Buccal fenestrationPrevalence (number of observations)26.4% (29)25.4% (83)22.8% (102)0.8380.4320.409
Mean size (mm) ± SD3.69 ± 1.364.42 ± 1.994.15 ± 1.760.168
Lingual fenestrationPrevalence (number of observations)10% (11)12.2% (40)7.8% (35)0.5280.4590.041*
Mean size (mm) ± SD5.42 ± 2.874.21 ± 2.453.83 ± 1.960.149
  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)