Table 1.
Sample Characteristics
| Child | Control (n=164) | Intervention (n=183) | T /χ2 |
|---|---|---|---|
| Age (months)a | 46.3 (24.8–70.6) | 47.2 (29.4–70.6) | −0.812 |
| Race | 12.572* | ||
| Black | 78.7% | 93.8% | |
| Otherb | 21.3% | 6.2% | |
| Gender | 0.437 | ||
| Male | 51.9% | 49.3% | |
| Female | 48.1% | 50.3% | |
| BMI z-score | 0.51 (−2.86–6.55) | 0.35 (−2.36–3.35) | 0.17 |
| BMI percentile | 0.486 | ||
| <85th | 70.1% | 75.7% | |
| 85th–95th | 17.8% | 15.3% | |
| >95th | 12.1% | 9.0% | |
| Parent | Control (n=109) | Intervention (n=104) | |
| Gender | 0.395 | ||
| Male | 7.6% | 6.3% | |
| Female | 92.4% | 93.8% | |
| Education | 15.402** | ||
| ≤High school | 24.6% | 20.7% | |
| >High school | 75.4% | 79.3% | |
| BMI | 28.6 (19.8–51.8) | 29.8 (19.4–62.7) | −1.214 |
| Overweight/Obese | 62.5% | 70.2% | |
| Poverty line ≤100% | 37.1% | 19.8% | −4.068*** |
| Staff | Control (n=41) | Intervention (n=45) | |
| Race | 8.653 | ||
| Black | 87.8% | 97.9% | |
| Other | 12.2% | 2.2% | |
| Education | 4.342 | ||
| ≤High school | 32.5% | 18.6% | |
| >High school | 67.5% | 81.4% | |
| Center role | 11.673 | ||
| Teacher | 23 (56.1%) | 31 (67.4%) | |
| Director | 7 (17.1%) | 6 (13.0%) | |
| Owner | 2 (4.9%) | 2 (4.3%) | |
| Other | 9 (22.0%) | 6 (13.3%) |
*
p<.05,
**
p<.01,
***
p<.001
Note: Student t tests and chi-square test of independence analyses test differences by intervention status.
a
Age/BMI z-score (Body Mass Index) are means and range; all other data are percentages
b
“Other” race/ethnicity: Caucasian, Hispanic/Latino, other