Table 7 Baseline age and weight characteristics for children (6–18 years) and adults (19+ years) from NHANES (2001–02 to 2011–12)a
Age group | 2001–2002 | 2003–2004 | 2005–2006 | 2007–2008 | 2009–2010 | 2011–12 |
6–18 years | Mean ± standard error (5th, 95th Percentile)b | |||||
n | 3147 | 2747 | 2838 | 2134 | 2263 | 2151 |
Age (years) | 12.0 ± 0.1 (6,18) | 12.1 ± 0.2 (6,18) | 12.1 ± 0.2 (6,18) | 12.1 ± 0.1 (6,18) | 12.0 ± 0.1 (6,18) | 11.9 ± 0.1 (6,18) |
BMI (kg/m2) | 20.9 ± 0.2 (15,31) | 21.1 ± 0.3 (15,31) | 21.1 ± 0.3 (15,32) | 21.1 ± 0.2 (15,32) | 21.3 ± 0.2 (15,32) | 21.3 ± 0.2 (15,32) |
Waist circumference (cm) | 73.1 ± 0.4 (54,102) | 73.6 ± 0.7 (53,101) | 74.0 ± 0.9 (53,105) | 73.5 ± 0.6 (53,104) | 73.7 ± 0.4 (53,103) | 74.1 ± 0.6 (53,103) |
Overweight/obese (%)c | 32.7 | 34.8 | 32.6 | 35.1 | 33.7 | 35.9 |
Obese (%)c | 16.5 | 17.2 | 17.5 | 18.8 | 19.1 | 20.5 |
19+ years | Mean ± standard error (5th, 95th Percentile)b | |||||
n | 4647 | 4456 | 4405 | 5477 | 5820 | 4878 |
Age (years) | 45.6 ± 0.5 (21,77) | 46.5 ± 0.5 (21,78) | 46.9 ± 0.7 (21,78) | 46.4 ± 0.5 (21,78) | 46.8 ± 0.5 (21,78) | 46.9 ± 1.0 (21,79) |
BMI (kg/m2) | 28.0 ± 0.2 (20,40) | 28.1 ± 0.1 (24,39) | 28.5 ± 0.3 (20,41) | 28.6 ± 0.2 (20,41) | 28.7 ± 0.1 (20,41) | 28.6 ± 0.2 (20,41) |
Waist circumference (cm) | 96.0 ± 0.4 (73,124) | 97.2 ± 0.3 (75,125) | 97.4 ± 0.7 (73,126) | 97.8 ± 0.5 (74,127) | 98.1 ± 0.4 (74,127) | 98.4 ± 0.6 (76,128) |
Overweight/obese (%)c | 65.1 | 65.6 | 66.6 | 67.7 | 68.9 | 67.7 |
Obese (%)c | 30.5 | 32.3 | 33.3 | 33.9 | 36.2 | 34.6 |