title: Perinatal mortality: effectiveness of selective interventions.
abstract: Selective interventions for areas with high perinatal mortality-rates have been proposed. Measuring the effectiveness of intervention requires prior calculation of spontaneous regression towards the mean. A method is described and applied.
mesh_terms: D004739:England; D006801:Humans; D007224:Infant Care; D007226:Infant Mortality; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000401:mortality*; D012044:Regression Analysis; D014852:Wales