1. Measure skinfold in millimeters as indicated on the pictures and enter values.
2. For further instructions see our guide "How to measure body fat with a skinfold caliper"
Estimating bodyfat in children by this method is more valid than using BMI or Ponderal index.
ReferencesAnthropometric assessment of muscularity during growth: estimating fat-free mass with 2 skinfold-thickness measurements is superior to measuring midupper arm muscle area in healthy prepubertal children. Boye et al. Am J Clin Nutr. 2002 Sep;76(3):628-32.
Secular trends in physical fitness and obesity in Danish 9-year-old girls and boys: Odense School Child Study and Danish substudy of the European Youth Heart Study. Wedderkopp et al. Scand J Med Sci Sports. 2004 Jun;14(3):150-5.