Table 4: Summary of studies classified as moderate quality, aimed at validating other tests for estimating cardiorespiratory fitness in children and adolescents.

♂ = boys; ♀ = girls; CRF: cardiorespiratory fitness; Mean Dif.: mean differences; MS and PR: Measured and Predicted; VO₂max: maximum oxygen consumption; VO₂peak: peak oxygen consumption; SEE: standard error of estimate; %E: percentage of subjects who were within the measurement error; CAFT: Canadian Aerobic Fitness Test.