id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
bjos-8642937	Souza, Ricardo Alves de; Magnani, Maria Beatriz Borges de Araújo; Nouer, Darcy Flávio; Romano, Fábio Lourenço; Passos, Manuela Ribeiro	Prevalence of malocclusion in a brazilian schoolchildren Prevalence of malocclusion in a brazilian schoolchildren population and its relationship with early tooth loss population and its relationship with early tooth loss	2016	5	.pdf	application/pdf	3544	189	57	7(25):1566-1570 Prevalence of malocclusion in a brazilian schoolchildren population and its relationship with early tooth loss Total Boys Girls n % n % n % p value* Anterior crossbite 58 5.7 25 2.4 33 3.2 0.4349 Posterior crossbite 85 8.4 31 3.0 54 5.3 0.1643 Anterior and posterior crossbite 26 2.6 14 1.3 12 1.1 0.9661 Open bite 132 13.0 55 5.4 77 7.5 0.2265 Tooth crowding 503 49.6 231 22.7 272 26.8 0.0036 Table 5 - Distribution of other types of malocclusions *Statistically significant if p<0.05 (Chi-square test or Fisher’s exact test). Occlusal classifications Boys Girls p value* Normal occlusion 123 (24.4%) 103 (20.2%) 0.1002 Class I 242 (48.1%) 241 (47.2%) 0.7623 Class II division 1 67 (13.3%) 80(15.7%) 0.2909 Right side 8 (1.6%) 31 (6.7%) < 0.0001Class II division 1 subdivision Left side 14 (2.8%) 13 (2.5%) 0.8129 Class II division 2 3 (0.6%) 3 (0.6%) 1.000 Right side 0 2 (0.4%) 0.4995Class II division 2 subdivision Left side 0 1 (0.2%) 1.000 Class III 27 (5.4%) 26 (5.1%) 0.8414 Class III Right subdivision 6 (1.2%) 10 (2.0%) 0.329 Class III Left subdivision 13 (2.6%) 1 (0.2%) < 0.0001 Table 3 - Distribution of normal occlusions and malocclusions by gender *Statistically significant if p<0.05 (Chi-square test or Fisher’s exact test).	cache/bjos-8642937.pdf	txt/bjos-8642937.txt