Table 1 Demographic characteristics of the sample
Variable | Intervention (N = 196) | Comparison (N = 212) |
|---|---|---|
N (%) | N (%) | |
Gendera | ||
 Males | 87 (44.8) | 98 (46.7) |
 Females | 107 (55.3) | 112 (53.3) |
Age group | ||
 < 6 | 39 (19.9) | 42 (19.8) |
 6–12 | 128 (65.3) | 139 (65.6) |
 > 12 | 29 (14.8) | 31 (14.6) |
ICDAS groupb | ||
 0 | 18 (9.2) | 8 (3.8) |
 1–2 | 162 (82.7) | 190 (89.6) |
 3–6 | 141 (71.9) | 168 (79.2) |
Schoola | ||
 Primary school | 148 (80.4) | 171 (81.4) |
 High school | 36 (19.6) | 39 (18.6) |