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.
Article Sections. Genitourinary tract infections are one cause of preterm delivery. Prematurity is one of the leading causes of perinatal mortality in the United States. Uterine contractions may be induced by cytokines and prostaglandins, which are released by microorganisms. Asymptomatic bacteriuria, gonococcal cervicitis and bacterial vaginosis are strongly associated with preterm delivery.