Endocrine Abstracts

Materials and methods: This cross-sectional study was conducted in 2006 among 3204 girls, aged 6 to 17, and living in Isfahan, Iran. Participants were selected by multistage random cluster probability-sampling. A pediatric endocrinologist determined Pubertal stages by inspection and palpation according to Marshall and Tanner staging. The self-reported information was collected for occurrence and age of menarche. The percentiles of different pubertal stages w...