Table 1.
Sociodemographic information of the ZOE 2.0 study participants, overall and among those with clinical information for early childhood caries (ECC).
| All participants* | w/ECC information | |
|---|---|---|
| n (column %) | n (column %) | |
| Entire sample | 7,965 (100) | 6,328 (100) |
| Gender | ||
| Boy | 3,955 (50) | 3,155 (50) |
| Girl | 4,008 (50) | 3,173 (50) |
| Age at enrollment (years) | ||
| 3 | 2,537 (32) | 1,967 (31) |
| 4 | 4,183 (53) | 3,334 (53) |
| 5 | 1,245 (16) | 1,027 (16) |
| (months), mean (SD) | 52 (7.5) | 52 (7.4) |
| Race/ethnicity | ||
| Non-hispanic black | 3,755 (48) | 3,003 (48) |
| Hispanic | 1,585 (20) | 1,268 (20) |
| Non-hispanic white | 1,422 (18) | 1,122 (18) |
| >1 race | 836 (11) | 654 (10) |
| AI/AN/Asian/NH/PI/Other | 285 (4) | 219 (4) |
| Guardian's education | ||
| Some elementary | 367 (5) | 317 (5) |
| Some high school | 1,110 (14) | 861 (14) |
| High school/GED diploma | 2,941 (38) | 2,338 (38) |
| Some technical/college education | 2,243 (29) | 1,783 (29) |
| College or more | 1,118 (14) | 885 (14) |
*
94 participants (1.2% of the entire study population) were excluded from presentation and analysis due to missing information in the reported child oral health status questionnaire item.
ECC, early childhood caries; AI, American Indian; AN, Alaskan Native; NH, native Hawaiian, PI, Pacific Islander.