TABLE 3

Cutoff Points for 99th Percentile BMI According to Age and Gender

Age, ya99th Percentile BMI Cutoff Point, kg/m2
BoysGirls
520.121.5
621.623.0
723.624.6
825.626.4
927.628.2
1029.329.9
1130.731.5
1231.833.1
1332.634.6
1433.236.0
1533.637.5
1633.939.1
1734.440.8
  • The data were derived from ∼500 children in each year from 5 through 11 years of age and ∼850 children in each year from 12 through 17 years of age (adapted from Freedman et al,24 with permission).

  • a Cutoff points are at the midpoint of the child's year (eg, 5.5 years).