Mean Scale Score for CSTs. This is the arithmetic mean or average of the scale scores for all students who took each grade-and/or content-specific CST without modifications. The scale scores for each grade and subject area range between 150 (low) to 600 (high).
Causes of central precocious puberty can include: 1  damage to the inhibitory system of the brain (due to infection, trauma, or irradiation), 2  hypothalamic hamartoma produces pulsatile gonadotropin-releasing hormone (GnRH), 3  Langerhans cell histiocytosis, or.  McCuneâAlbright syndrome.
In some cases, early puberty or delayed puberty could be a sign of an underlying condition that may need to be treated. Early puberty, also called precocious puberty, is when: 1  girls have signs of puberty before 8 years of age.  boys have signs of puberty before 9 years of age.