Fig. 2From: Cross-Sectional Analysis Investigating the Concordance of Maturity Status Classifications in Elite Caucasian Youth Tennis PlayersScatter plots of absolute differences of SA minus CA and the differences of predicted age at PHV minus the sex-specific reference mean ages at PHV in boys (left) and girls (right). Note the y-axis is inverted, as a negative score for the difference of the predicted age at PHV minus the respective reference mean indicated early maturity status, and a positive score indicated late maturity statusBack to article page