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Gender and ethnic differences in hospital-based procedure utilization in California
1Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario.
Archives of Internal Medicine
|June 10, 1996
Summary
Men and white individuals received significantly more high-technology hospital procedures than women and minority groups, indicating systematic disparities in healthcare allocation.
Area of Science:
- Health Services Research
- Medical Sociology
- Health Disparities
Background:
- Healthcare access and utilization can vary significantly based on demographic factors.
- Understanding gender and ethnic differences in the use of advanced medical procedures is crucial for equitable healthcare.
- Previous research suggests potential biases in the allocation of medical resources.
Purpose of the Study:
- To investigate systematic differences in the utilization of nine hospital-based, high-technology procedures.
- To compare procedure utilization between genders (male vs. female).
- To compare procedure utilization among ethnic groups (Asian, black, Latino, and white).
Main Methods:
- Analysis of California hospital discharge data from 1989-1990.
- Estimation of odds ratios for specific procedures (e.g., heart transplantation, coronary artery bypass grafting, hip replacement) across demographic groups.
- Logistic regression modeling to control for insurance status, age, diagnosis, and comorbidity count.
Main Results:
- Males had significantly higher odds than females for most procedures, including coronary artery bypass grafting (OR=2.15) and heart transplantation (OR=1.86).
- White individuals had higher odds than black individuals for kidney transplantation (OR=3.04), coronary artery bypass grafting (OR=2.44), and percutaneous transluminal coronary angioplasty (OR=2.00).
- Ethnic disparities were observed, with whites showing higher odds for certain procedures compared to blacks, Latinos, and Asians, while Asians had higher odds for hip replacement than whites.
Conclusions:
- Systematic trends in the allocation of high-technology hospital procedures exist based on gender and ethnicity.
- Women and minority groups generally received fewer high-technology procedures compared to men and white individuals, respectively.
- These findings highlight significant disparities in healthcare resource allocation that warrant further investigation and intervention.