title: A risk-adjustment technique for comparing prematurity rates among clinic populations.
mesh_terms: D000328:Adult; D001741:Black or African American; D000367:Age Factors; D001827:Body Height; D001835:Body Weight; D005163:Factor Analysis, Statistical; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D008396:Maryland; D008722:Methods; D007752:Obstetric Labor, Premature / Q000453:epidemiology*; D010298:Parity; D011247:Pregnancy; D011295:Prenatal Care; D012907:Smoking