From: A Cross-Sectional Study Assessing the Contributions of Body Fat Mass and Fat-Free Mass to Body Mass Index Scores in Male Youth Rugby Players
Under 11 years
Under 13 years
Under 15 years
NW
OW
OB
BFMI > 75th percentile
0.6
65.5
100
1.8
57.0
94.4
0
6.7
89.4
%BF > 75th percentile
3.6
58.6
95.6
4.9
50.6
15.4
71.2