TABLE 1

Data Sources for WECC

Data SourceDescription
Public Health Birth files from the Office for National Statistics (from 2003)Data on all births in Wales or to mothers who are usually resident in Wales
National Community Child Health Database (from 1987)A national database of all children resident in Wales or born in a Welsh hospital, containing data collected at birth such as parity, mode of delivery, gestation, birth weight, gender, breastfeeding, and Apgar Score
Public Health Mortality files from the Office for National Statistics (from 2002)Data on all deaths in Wales or of individuals who are usually resident in Wales
Patient Episode Dataset for Wales (from 1998)Demographic and clinical data on all inpatient and day-case admissions in National Health Service Wales hospitals and all Welsh residents treated in other UK countries
All Wales Perinatal Survey (from 1993)A database of perinatal and infant mortality in Wales including infants from 20 weeks’ gestation to 1 year of age, who die in a Welsh hospital or whose mother is usually resident in Wales
Congenital Anomaly Register and Information Service (from 1998)A population-based register of any fetus or infant who has a congenital anomaly whose mother is usually resident in Wales at the time of birth; congenital anomalies are defined by the European network of population-based registries for the epidemiologic surveillance of congenital anomalies14