Table 7 Dehiscence and fenestration prevalence and mean size by buccal and lingual surfaces by subgroup
|  | 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 Dehiscence | Prevalence (number of observations) | 27.3% (30) | 33.9% (111) | 22.4% (100) | 0.195 | 0.276 | < 0.001** |
Mean size (mm) ± SD | 4.33 ± 2.87 | 4.56 ± 2.48 | 4.27 ± 2.54 | 0.703 | |||
Lingual dehiscence | Prevalence (number of observations) | 28.2% (31) | 25.1% (82) | 21.3% (95) | 0.520 | 0.120 | 0.211 |
Mean size (mm) ± SD | 3.36 ± 2.38 | 3.19 ± 1.92 | 2.91 ± 1.13 | 0.351 | |||
Buccal fenestration | Prevalence (number of observations) | 26.4% (29) | 25.4% (83) | 22.8% (102) | 0.838 | 0.432 | 0.409 |
Mean size (mm) ± SD | 3.69 ± 1.36 | 4.42 ± 1.99 | 4.15 ± 1.76 | 0.168 | |||
Lingual fenestration | Prevalence (number of observations) | 10% (11) | 12.2% (40) | 7.8% (35) | 0.528 | 0.459 | 0.041* |
Mean size (mm) ± SD | 5.42 ± 2.87 | 4.21 ± 2.45 | 3.83 ± 1.96 | 0.149 | |||