Table 1.
Estimated Population Characteristics Among US Youths, NHANES 2003–2016 (N=12 249)
| Survey Cycles | 2003–2004 | 2005–2006 | 2007–2008 | 2009–2010 | 2011–2012 | 2013–2014 | 2015–2016 |
P Value Linear Trend* |
|---|---|---|---|---|---|---|---|---|
| Age, y, % (SE) | ||||||||
| 8–12 | 47.5 (2.3) | 48.3 (2.1) | 48.1 (2.4) | 49.6 (1.5) | 49.2 (1.6) | 49.5 (1.7) | 48.8 (1.7) | 0.494 |
| 13–17 | 52.5 (2.3) | 51.7 (2.1) | 51.9 (2.4) | 50.4 (1.5) | 50.8 (1.6) | 50.5 (1.7) | 51.2 (1.7) | |
| Sex, % (SE) | ||||||||
| Boys | 51.8 (1.8) | 51.2 (2.6) | 49.5 (2.0) | 48.5 (2.3) | 48.5 (2.4) | 51.6 (1.8) | 51.0 (1.8) | 0.798 |
| Girls | 48.2 (1.8) | 48.8 (2.6) | 50.5 (2.0) | 51.5 (2.3) | 51.5 (2.4) | 48.4 (1.8) | 49.0 (1.8) | |
| Race and Hispanic origin,† % (SE) | ||||||||
| White, NH | 63.9 (4.2) | 62.3 (4.2) | 60.4 (3.2) | 58.9 (4.3) | 54.3 (4.6) | 54.0 (5.8) | 52.5 (5.6) | 0.032 |
| Mexican-American | 12.1 (2.8) | 12.7 (1.2) | 13.2 (2.0) | 13.4 (2.8) | 15.0 (2.7) | 16.2 (3.7) | 15.3 (3.9) | 0.278 |
| Black, NH | 15.3 (2.4) | 14.2 (2.7) | 15.1 (1.8) | 13.5 (1.3) | 14.0 (2.9) | 13.3 (2.4) | 13.6 (3.4) | 0.600 |
| Weight status, % (SE) | ||||||||
| Under/normal | 64.1 (3.0) | 67.3 (3.0) | 62.9 (1.9) | 65.0 (1.4) | 62.5 (2.0) | 63.2 (2.5) | 61.9 (2.5) | 0.279 |
| Overweight | 16.9 (1.1) | 15.8 (1.2) | 17.3 (0.7) | 16.6 (0.7) | 17.4 (0.8) | 17.2 (0.9) | 17.6 (0.8) | 0.272 |
| Obese | 19.0 (1.9) | 16.9 (1.9) | 19.8 (1.5) | 18.4 (1.9) | 20.1 (1.4) | 19.6 (1.8) | 20.5 (1.8) | 0.283 |
The unweighted sample size for each subgroup can be found in Table S3. NH indicates non-Hispanic; NHANES, National Health and Nutrition Examination Survey.
*
P values for quadratic trends were nonsignificant and are not reported.
†
Data on other, multiracial is not presented.