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Using routine data to measure ethnic differentials in access to coronary revascularization
Jennifer Mindell1, Ed Klodawski, Justine Fitzpatrick
1London Health Observatory, London SW1E 6QT, UK. j.mindell@ucl.ac.uk
Journal of Public Health (Oxford, England)
|November 29, 2007
Summary
Ethnic disparities in healthcare persist, with Bangladeshi and Black patients receiving fewer coronary revascularization procedures than needed. Improved ethnicity data collection is crucial for addressing these health inequalities.
Area of Science:
- Health Services Research
- Health Equity
- Cardiology
Background:
- Monitoring ethnic inequalities in healthcare access is challenging due to poor quality and underutilization of ethnicity data.
- Historically, ethnicity data within health services have been undervalued, hindering efforts to identify and address disparities.
Purpose of the Study:
- To investigate ethnic variations in access to coronary revascularization procedures in London.
- To assess whether ethnic inequalities in healthcare provision exist despite data limitations.
Main Methods:
- Analysis of age- and sex-standardized coronary revascularization procedures using Hospital Episode Statistics for London residents (2002-2004).
- Comparison of revascularization rates against measures of need, utilizing proportional ratios.
- Examination of coronary heart disease (CHD) admission and revascularization data stratified by ethnicity.
Main Results:
- Over 20% of coronary heart disease (CHD) records lacked ethnic coding in 2003-04, indicating persistent data quality issues.
- While revascularization rates generally mirrored CHD admission patterns across ethnic groups, significant disparities were observed.
- Bangladeshi, Black Caribbean, and Black African patients received fewer revascularization procedures relative to their apparent need compared to the general population.
Conclusions:
- Routine data analysis, even with imperfect ethnicity information, can reveal significant health inequalities.
- Identified disparities in coronary revascularization warrant further investigation to understand and rectify ethnic inequalities in cardiac care.
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