Severity of Occlusal Disharmonies in Down Syndrome

Table 6

Number and percentage of clinical dental characteristics.

Clinical characteristics	DS	Control 1	Control 2
Bruxism	10 (33.3%)	3 (10%)	2 (6.7%)
Open bite	5 (16.7%)	1 (3.3%)	1 (3.3%)
Peg teeth/shape anomalies	7 (23.3%)	4 (13.3%)	3 (10%)
Transposition	2 (6.7%)	0	0
Anterior crossbite	20 (66.7%)	5 (16.7%)	15 (50%)
Posterior crossbite
>1 tooth	23 (76.7%)	5 (16.7%)	11 (36.7%)
1 tooth	2 (6.7%)	3 (10%)	5 (16.7%)