Table 1 Characteristics of the sample
Town (n) | |
Giessen: 90 | |
Marburg: 84 | |
Sex (n) | |
male: 91 | |
female: 83 | |
educational status of parents (n): | |
UED: 123 | |
no UED: 44 | |
unknown: 7 | |
brushing hand (n) | |
right: 148 | |
left: 12 | |
both: 14 | |
Dental status (mean ± SD) | |
permanent teeth: 22.7 ± 4.7 | |
DMFT: .57 ± 1.2 |