Table 3.
Baseline characteristics by randomization assignment
| MI + DVD (n=370) |
DVD only (n=364) |
|
|---|---|---|
| Child characteristics | ||
| Age | 4.6 ± 1.6 | 4.5±1.7 |
| Gender | ||
| Female | 197(53.2%) | 194(53.3%) |
| Soda consumption | ||
| Never | 117(36.2%) | 112(36.6%) |
| 1 day/week | 28(8.7%) | 35(11.4%) |
| 2–6 days/week | 127(39.3%) | 124(40.5%) |
| Every day | 51(15.8%) | 35(11.4%) |
| Dental visit in the past 2 years | 249(67.3%) | 236(64.8%) |
| Number of times child brushed | 1.66 ± 0.78 | 1.66 ± 0.95 |
| Untreated cavities | 3.0 ± 5.9 | 2.9 ± 5.7 |
| dmfs | 9.2 ± 10.5 | 8.8 ± 10.2 |
| dmft | 5.3 ± 8.8 | 5.0 ± 8.3 |
|
| ||
| Caregiver/family characteristics | ||
| Age | 31.6 ± 8.8 | 31.0 ± 9.2 |
| Gender | ||
| Female | 355(95.9%) | 344(94.5%) |
| Education | ||
| Less than high school | 179(48.4%) | 151(41.5%) |
| High school/GED | 114(30.8%) | 126(34.6%) |
| Some college or more | 77(20.8%) | 87(23.9%) |
| Household income | ||
| < $10K | 156(42.2%) | 139(38.2%) |
| $10K ∼ | 105(28.4%) | 97(26.7%) |
| $20K ∼ | 63(17.0%) | 71(19.5%) |
| $30K ∼ | 46(12.4%) | 57(15.7%) |
| Made sure child brushed at bedtime | ||
| $Yes | 229 (61.9%) | 219 (60.2%) |