Table 2.
BE Characteristics in Relation to Baseline BMI, BMI Percentile, and Obesity Prevalence, by Age Cohort
| BMI |
BMI percentile1 |
Obesity prevalence1 |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Characteristic | n | % | Median | 25% | 75% | Median | 25% | 75% | n | % |
| Age cohort of 5 years, total | 6,969 | 100 | 15.8 | 14.9 | 16.8 | 63.3 | 36.2 | 84.3 | 691 | 9.9 |
| BE2 | ||||||||||
| Residential density (tertiles) | ||||||||||
| (0.0637, 5.3788) | 1,971 | 28.3 | 15.8 | 14.8 | 16.9 | 63 | 34.5 | 85.1 | 211 | 10.7 |
| (5.3788, 8.9721) | 2,181 | 31.3 | 15.8 | 14.9 | 16.9 | 64.9 | 37 | 85.2 | 254 | 11.6 |
| (8.9721, 86.0201) | 2,817 | 40.4 | 15.7 | 14.9 | 16.7 | 62.6 | 36.7 | 83.1 | 226 | 8.0 |
| Residential density (dichotomized at transit threshold) | ||||||||||
| (0.0637, 18.0000) | 6,315 | 90.6 | 15.8 | 14.9 | 16.8 | 63.3 | 36.1 | 84.4 | 635 | 10.1 |
| (18.0000, 86.0201) | 654 | 9.4 | 15.8 | 15.0 | 16.6 | 64.8 | 38.9 | 82.0 | 56 | 8.6 |
| Supermarket (binary) | ||||||||||
| None | 3,255 | 46.7 | 15.7 | 14.8 | 16.7 | 62.7 | 34.7 | 83.8 | 320 | 9.8 |
| Any | 3,714 | 53.3 | 15.8 | 14.9 | 16.8 | 64.3 | 37.4 | 84.6 | 371 | 10.0 |
| Fast food (binary) | ||||||||||
| None | 2,773 | 39.8 | 15.7 | 14.9 | 16.7 | 62.7 | 35.9 | 83.4 | 260 | 9.4 |
| Any | 4,196 | 60.2 | 15.8 | 14.9 | 16.9 | 63.9 | 36.3 | 84.8 | 431 | 10.3 |
| Park count (tertiles) | ||||||||||
| (0, 7) | 1,852 | 26.6 | 15.8 | 14.9 | 16.8 | 63.3 | 35.5 | 84.5 | 199 | 10.7 |
| (7, 11) | 2,192 | 31.5 | 15.8 | 14.9 | 16.9 | 64.3 | 37.1 | 86.0 | 254 | 11.6 |
| (11, 45) | 2,925 | 42.0 | 15.8 | 14.9 | 16.7 | 62.7 | 36.0 | 82.7 | 238 | 8.1 |
| Park area (hectares) with <5% slope (tertiles) | ||||||||||
| (0.0, 10.5) | 2,355 | 33.8 | 15.8 | 14.9 | 16.8 | 63.6 | 36.7 | 84.5 | 232 | 9.9 |
| (10.5, 23.1) | 2,386 | 34.2 | 15.8 | 14.9 | 16.8 | 63.8 | 36.7 | 84.4 | 238 | 10.0 |
| (23.1, 342.0) | 2,228 | 32.0 | 15.7 | 14.8 | 16.7 | 62.5 | 35.6 | 83.5 | 221 | 9.9 |
| SES | ||||||||||
| Property value (tertiles3) | ||||||||||
| 1 | 2,474 | 35.5 | 15.9 | 14.9 | 17.1 | 66.7 | 38.6 | 88.1 | 357 | 14.4 |
| 2 | 2,452 | 35.2 | 15.7 | 14.8 | 16.7 | 62.2 | 33.9 | 83.3 | 221 | 9.0 |
| 3 | 2,043 | 29.3 | 15.7 | 14.9 | 16.5 | 62.1 | 36.3 | 80.1 | 113 | 5.5 |
| Age cohort of 9 year, total | 5,494 | 100 | 17.3 | 15.8 | 19.8 | 65.1 | 35.7 | 88.1 | 779 | 14.2 |
| BE | ||||||||||
| Residential density (tertiles) | ||||||||||
| (0.0637, 5.3788) | 1,788 | 32.5 | 17.4 | 15.8 | 20 | 67.1 | 36.4 | 89.6 | 283 | 15.8 |
| (5.3788, 8.9721) | 1,765 | 32.1 | 17.7 | 15.9 | 20.4 | 69.5 | 39.3 | 91.0 | 297 | 16.8 |
| (8.9721, 86.0201) | 1,941 | 35.3 | 17.0 | 15.6 | 18.9 | 60.5 | 32.4 | 83.0 | 199 | 10.3 |
| Residential density (dichotomized at transit threshold) | ||||||||||
| (0.0637, 18.0000) | 5,047 | 91.9 | 17.4 | 15.8 | 19.9 | 66.0 | 36.5 | 88.7 | 743 | 14.7 |
| (18.0000, 86.0201) | 447 | 8.1 | 16.7 | 15.4 | 18.7 | 54.9 | 26.5 | 81.5 | 36 | 8.1 |
| Supermarket (binary) | ||||||||||
| None | 2,796 | 50.9 | 17.4 | 15.8 | 20 | 66.7 | 36.0 | 89.2 | 422 | 15.1 |
| Any | 2,698 | 49.1 | 17.2 | 15.7 | 19.6 | 63.6 | 35.3 | 87.0 | 357 | 13.2 |
| Fast-food (binary) | ||||||||||
| None | 2,421 | 44.1 | 17.3 | 15.7 | 19.7 | 64.9 | 35.4 | 87.8 | 342 | 14.1 |
| Any | 3,073 | 55.9 | 17.3 | 15.8 | 19.9 | 65.4 | 36.1 | 88.3 | 437 | 14.2 |
| Park count (tertiles) | ||||||||||
| (0, 7) | 1,616 | 29.4 | 17.4 | 15.8 | 19.9 | 66.4 | 36.0 | 88.5 | 244 | 15.1 |
| (7, 11) | 1,701 | 31.0 | 17.5 | 15.8 | 20.4 | 67.1 | 37.0 | 90.3 | 277 | 16.3 |
| (11, 45) | 2,177 | 39.6 | 17.1 | 15.7 | 19.3 | 63.1 | 34.4 | 85.6 | 258 | 11.9 |
| Park area (hectares) with <5% slope (tertiles) | ||||||||||
| (0.0, 10.5) | 1,804 | 32.8 | 17.3 | 15.7 | 19.8 | 65.5 | 35.0 | 88.0 | 241 | 13.4 |
| (10.5, 23.1) | 1,842 | 33.5 | 17.3 | 15.8 | 19.6 | 64.7 | 36.3 | 87.8 | 256 | 13.9 |
| (23.1, 342.0) | 1,848 | 33.6 | 17.3 | 15.8 | 19.9 | 65.2 | 35.5 | 88.5 | 282 | 15.3 |
| SES | ||||||||||
| Property value (tertiles) | ||||||||||
| 1 | 1,873 | 34.1 | 17.9 | 16.0 | 21.0 | 72.9 | 42.0 | 93.2 | 390 | 20.8 |
| 2 | 1,859 | 33.8 | 17.2 | 15.7 | 19.6 | 63.1 | 35.0 | 87.5 | 253 | 13.6 |
| 3 | 1,762 | 32.1 | 16.9 | 15.5 | 18.8 | 59.3 | 30.9 | 82.2 | 136 | 7.7 |
| Age cohort of 13 years, total | 7,980 | 100 | 20.1 | 18.1 | 23.1 | 66.6 | 40.3 | 87.8 | 1,065 | 13.3 |
| BE | ||||||||||
| Residential density (tertiles) | ||||||||||
| (0.0637, 5.3788) | 2,667 | 33.4 | 20.2 | 18.2 | 23.3 | 67.0 | 41.0 | 88.3 | 389 | 14.6 |
| (5.3788, 8.9721) | 2,752 | 34.5 | 20.5 | 18.4 | 23.7 | 70.5 | 43.6 | 90.3 | 425 | 15.4 |
| (8.9721, 86.0201) | 2,561 | 32.1 | 19.7 | 17.8 | 22.4 | 62.4 | 35.4 | 84.8 | 251 | 9.8 |
| Residential density (dichotomized at transit threshold) | ||||||||||
| (0.0637, 18.0000) | 7,442 | 93.3 | 20.2 | 18.2 | 23.2 | 67.4 | 40.8 | 88.2 | 1,022 | 13.7 |
| (18.0000, 86.0201) | 538 | 6.7 | 19.3 | 17.6 | 21.6 | 58.2 | 32.2 | 80.3 | 43 | 8.0 |
| Supermarket (binary) | ||||||||||
| None | 4,196 | 52.6 | 20.1 | 18.2 | 23.2 | 66.7 | 40.6 | 88.2 | 578 | 13.8 |
| Any | 3,784 | 47.4 | 20.1 | 18.1 | 23.0 | 66.2 | 39.7 | 87.4 | 487 | 12.9 |
| Fast-food (binary) | ||||||||||
| None | 3,709 | 46.5 | 20.0 | 18.1 | 22.9 | 65.4 | 39.7 | 86.9 | 453 | 12.2 |
| Any | 4,271 | 53.5 | 20.2 | 18.2 | 23.2 | 67.7 | 40.9 | 88.7 | 612 | 14.3 |
| Park count (tertiles) | ||||||||||
| (0, 7) | 2,416 | 30.3 | 20.2 | 18.1 | 23.4 | 68.2 | 40.3 | 88.8 | 336 | 13.9 |
| (7, 11) | 2,487 | 31.2 | 20.3 | 18.3 | 23.5 | 68.5 | 42.7 | 89.2 | 371 | 14.9 |
| (11, 45) | 3,077 | 38.6 | 19.8 | 18.0 | 22.6 | 64.1 | 38.4 | 85.9 | 358 | 11.6 |
| Park area with <5% slope (tertiles) | ||||||||||
| (0.0, 10.5) | 2,676 | 33.5 | 20.0 | 18.1 | 22.8 | 65.4 | 39.5 | 86.8 | 336 | 12.6 |
| (10.5, 23.1) | 2,700 | 33.8 | 20.1 | 18.2 | 23.2 | 66.7 | 41.1 | 88.3 | 379 | 14.0 |
| (23.1, 342.0) | 2,604 | 32.6 | 20.2 | 18.1 | 23.3 | 67.6 | 40.1 | 88.5 | 350 | 13.4 |
| SES | ||||||||||
| Property value (tertiles) | ||||||||||
| 1 | 2,537 | 31.8 | 21.3 | 18.8 | 25.2 | 77.7 | 49.7 | 93.6 | 539 | 21.2 |
| 2 | 2,591 | 32.5 | 20.0 | 18.2 | 22.9 | 65.9 | 41.5 | 87.2 | 339 | 13.1 |
| 3 | 2,852 | 35.7 | 19.4 | 17.6 | 21.8 | 57.6 | 32.2 | 80.9 | 187 | 6.6 |
Note: Three quarters (75.5%) of 15,920 children in the overall sample contributed data to only 1 age cohort, 20.5% contributed to 2, and 3.9% contributed to all 3 cohorts.
1
CDC BMI charts can be found at https://www.cdc.gov/nccdphp/dnpao/growthcharts/resources/sas.htm#values.
2
All BE characteristics are measured at a 1,600-meter buffer.
3
Property value tertiles varied from year to year. For 2017, the tertiles were ≤$337,405; $337,406–$530,965; and ≥$530,966.
BE, built environment; CDC, Center for Disease Control and Prevention.