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Table 1 Descriptive characteristics of playground features, schools, and neighborhoods
| Schoolyards (N = 20) | |
|---|---|
| Playground features (possible score range) | Mean (SD) or % |
| Total unique types of play equipment (0-10) | 5.20 (1.5) |
| Number of play features (0-∞) | 30.35 (18.26) |
| Overall condition (1-3) | 2.50 (0.48) |
| Overall cleanliness (1-3) | 2.67 (0.40) |
| Overall quality (0-1) | 0.59 (0.23) |
| Overall safety (0-1) | 0.79 (0.26) |
| Presence of benches, % (0-1) | 30% |
| Presence of trash cans, % (0-1) | 30% |
| Coverage/shade for resting features (0-3) | 0.55 (1.0) |
| Renovated, % (0-1) | 50% |
| School characteristics | |
| Average size of schoolyards, (sq. ft) | 133,902 (34981) |
| Total school enrollment | 442.55 (108.49) |
| Percentage of African-American students in school | 66.0% |
| Population of children ≤17 in census tract | 647.15 (385.80) |
| Percent of children ≤17 in census tract living in poverty | 38.9% |
| Neighborhood characteristics | |
| Temperature, (degrees Fahrenheit) | 73.85 (12.12) |
| Number of parks/green spaces in .75 mile network buffer | 3.45 (1.61) |
| Number of free recreational centers & pools in .75 mile network buffer | 0.60 (.88) |
| Number of commercial PA resources in .75 mile network buffer | 0.30 (.57) |
| Street connectivity (alpha index) in .75 mile network buffer | 0.40 (0.02) |
