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Perinatal mortality in different ethnic groups
1Kennedy-Galton Centre for Clinical Genetics, Northwick Park Hospital, Harrow, Middlesex.
Insights
Pakistani infants experienced higher perinatal mortality rates compared to European infants. This disparity was linked to increased stillbirths and severe congenital malformations, including genetic disorders and neural tube defects.
Area of Science:
- Perinatal health
- Epidemiology
- Medical genetics
Background:
- Perinatal mortality rates vary significantly across different ethnic populations.
- Understanding the causes of perinatal deaths is crucial for targeted public health interventions.
- Previous studies indicated potential ethnic disparities in adverse birth outcomes.
Purpose of the Study:
- To investigate the causes and rates of perinatal mortality in a specific region.
- To compare perinatal mortality rates between Pakistani and European populations.
- To identify specific factors contributing to observed mortality differences.
Main Methods:
- Retrospective analysis of perinatal death data.
- Study conducted across four hospitals in the North West Thames region.
- Data collected over a six-year period starting January 1980.
Main Results:
- Pakistani population exhibited a significantly higher perinatal mortality rate (15.7/1000 births) than the European population (11.3/1000 births).
- Increased incidence of macerated stillbirths observed in the Pakistani group.
- Higher rates of lethal malformations, including autosomal recessive disorders, neural tube defects, and renal malformations, were noted.
Conclusions:
- Ethnic disparities in perinatal mortality exist, with Pakistani infants facing higher risks.
- Genetic disorders and congenital malformations are key contributors to increased perinatal deaths in the Pakistani population.
- Further research into the underlying causes of these malformations is warranted.
Abstract:
We have analysed the cause of perinatal deaths in four hospitals in the North West Thames region over a six year period commencing January 1980. The Pakistani population had a significantly greater perinatal mortality rate (15.7/1000 births) than the Europeans (11.3/1000 births). This was due to an increased incidence of macerated stillbirths and lethal malformations, the latter resulting from a significantly higher incidence of autosomal recessive disorders, neural tube defects, and renal malformations.