2 to 20 years: Boys
Body mass index-for-age percentiles
metric system: weight(kg)/[height(m)]2
English system: weight(lb)/[height(in)]2 x 703
BMI 99 Percentile Cut-Points (kg/m2)
Age (Years)
BMI
kg/m2
5
6
7
8
9
10
11
12
13
14
15
16
17
20.1
21.6
23.6
25.6
27.6
29.3
30.7
31.8
32.6
33.2
33.6
33.9
34.4
35
34
33
32
31
30
95
29
28
BMI
90
27
27
85
26
25
26
25
75
24
24
23
23
50
22
21
22
21
25
20
20
10
19
19
5
18
18
17
17
16
16
15
15
14
14
13
13
12
12
AGE (YEARS)
2
kg/m
2
3
4
5
6
7
8
9
10
11
12
2
kg/m
13
14
15
16
17
18
19
20
Modified by Let’s Go! 03/28/08.
Published May 30, 2000 (modified 10/16/00).
SOURCE: Developed by the National Center for Health Statistics in collaboration with
the National Center for Chronic Disease Prevention and Health Promotion (2000).
http://www.cdc.gov/growthcharts
155-516-08 / 03-31-08