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Table 1 Individual and household characteristics of adolescents (12–19 years) in NHANES 2007–2016 with examination data (n = 4712)

From: Sociodemographic characteristics are associated with prevalence of high-risk waist circumference and high-risk waist-to-height ratio in U.S. adolescents

Characteristics Unweighted Na Weighted % (SE)a
Age, mean (SD) 15.47 (1.98) 15.49 (0.04)
Sex
 Male 2433 50.9% (0.92)
 Female 2279 49.1% (0.92)
Race/ethnicity
 NH White 1390 58.6% (2.15)
 NH Black 1171 13.9% (1.18)
 Mexican American 1043 13.1% (1.27)
 Other Hispanic 538 6.7% (0.70)
 Other race/multi-racial 570 7.7% (0.64)
Parental educationb
 High school/GED or less 2339 41.0% (1.71)
 Some college 1404 31.9% (1.16)
 College graduate 969 27.1% (1.57)
Poverty to income ratiob
 Low-income (PIR ≤ 1.3) 1996 30.5% (1.52)
 Middle-income (PIR > 1.3–3.5) 1683 37.4% (1.38)
 High-income (PIR > 3.5) 1033 32.2% (1.67)
Physical activity levelb
 Low 1008 18.9% (0.75)
 Medium 2074 43.1% (1.00)
 High 1630 38.0% (1.06)
Sedentary activity minutes (mean (SD)) 485.76 (174.47) 484.8 (4.38)
High-risk waist circumferenceb 8555 17.7% (0.84)
High-risk waist-to-height ratioc 1785 35.5% (1.03)
  1. NHANES National Health and Nutrition Examination Survey, BMI Body mass index, SE Standard error, SD Standard deviation, GED General education diploma, PIR Poverty to income ratio
  2. aUnweighted N (%) represent raw data, weighted % (SE) used 2007–2016 survey weights. Units are as specified unless otherwise stated
  3. bHigh-risk waist circumference defined as greater than or equal to the gender- and age-specific 90th percentile
  4. cHigh-risk waist-to-height ratio defined as ≥0.5