TABLE 1

Characteristics of US Youth Aged 6 to 15 y by Gender, Age Group, and BMI, 2012

CharacteristicsTotalGirlsBoysP
n (Weighted %)
Age group
 Total1224 (100.0)617 (100.0)607 (100.0).82
 6–9 y493 (40.2)248 (39.0)245 (41.4)
 10–12 y370 (30.7)191 (31.4)179 (30.0)
 13–15 y361 (29.0)178 (29.5)183 (28.6)
BMIa category
 Normal or underweight760 (62.7)394 (64.7)366 (60.8).07
 Overweight214 (18.2)118 (20.2)96 (16.3)
 Obese250 (19.0)105 (15.1)145 (22.8)
  • Source: CDC/NCHS, NHANES National Youth Fitness Survey.

  • a BMI is calculated as wt in kilograms divided by height in meters squared (kg/m2). P is χ2 test of independence.