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. 2013 Dec 26;5(6):49–54.

Table 5: Prevalence of posterior cross bite and its comparison between boys and girls

Age groups Boys Percentage (%) Girls Percentage (%) Total Percentage (%)
6 years 0 0.00 2 1.18 2 0.65
7 years 4 1.91 9 4.02 13 3.00
8 years 16 5.90 15 5.05 31 5.46
9 years 7 3.61 12 5.88 19 4.77
10 years 2 1.01 12 5.17 14 3.26
Total 29 2.87 50 4.44 79 3.70

Chi-square= 7.3531 P = 0.1181, NS