https://www.selleckchem.com/pr....oducts/mcc950-sodium
The purpose of this study was to analyze the validity and provide normative values for the three-min shuttle run test in Spanish preschoolers. A total of 497 children (mean age 4.83±0.57 years; 47.8% girls) performed the three-min shuttle run test. Posttest body mass index and heart rate values were taken as internal validity indicators. Age- and sex-specific percentiles for cardiorespiratory fitness were provided. Boys performed better than girls in the test. A significant association was observed between the total distance