Advanced puberty in girls is defined as the onset of puberty between the ages of 8 yr and 10 yr. The objective was to predict adult height (AH) at initial evaluation and to characterize patients with an actual AH below −2 SD (152 cm) and/or lower than their target height (TH) by > one SD ( cm). | A mathematical model for predicting the adult height of girls with advanced puberty after spontaneous growth