From: Prevalence of dental caries in the first permanent molar and associated risk factors among sixth-grade students in São Tomé Island
District
School
Class
N
%
Água Grand
3
26
814
43.88
Mé-Zóchi
1
9
290
15.63
Cantagalo
189
10.19
Lobata
2
8
240
12.94
Lembá
213
11.48
Caué
4
109
5.88
Total
10
62
1855