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Medical conditions, health status, and health services utilization
1Health Economics Research, Inc., Needham, MA 02194.
Insights
Four health status indicators measure similar chronic conditions, with heart disease being prominent. However, these indicators don't fully capture variations in health linked to healthcare utilization.
Area of Science:
- Health Services Research
- Medical Sociology
- Epidemiology
Background:
- Understanding how health status indicators reflect underlying medical conditions is crucial for accurate health services research.
- Existing indicators like self-rated health, role limitations, restricted activity, and functional limitations are widely used but their specific associations with morbidity are not fully elucidated.
Purpose of the Study:
- To interpret four common health status indicators in relation to the specific medical conditions they represent.
- To identify which health conditions are most associated with ambulatory healthcare utilization.
- To assess the extent to which current health status indicators adequately measure conditions related to healthcare use.
Main Methods:
- Analysis of data from the 1980 National Medical Care Utilization and Expenditure Survey (N = 11,530).
- Interpretation of self-rated health status, role limitations, restricted activity days, and functional limitations.
- Correlation of health status variables with underlying medical conditions and ambulatory healthcare utilization.
Main Results:
- Self-rated health status, role limitations, restricted activity days, and functional limitations measure similar, often chronic and severe, conditions.
- Heart disease and cerebrovascular disease are strongly associated with poor health across all measured indicators.
- Disability days primarily reflect acute, transitory morbidity.
- Current health status indicators do not adequately measure many health variations strongly related to healthcare utilization.
Conclusions:
- While health status indicators capture certain chronic conditions, they have limitations in reflecting the full spectrum of morbidity related to healthcare utilization.
- Specific chronic conditions like heart and cerebrovascular disease are well-represented by these indicators.
- Further refinement of health status measures is needed to better align with healthcare utilization patterns.
Abstract:
Using data from the 1980 National Medical Care Utilization and Expenditure Survey (N = 11,530), four commonly used health status indicators are interpreted in terms of the underlying medical conditions they reflect. It is found that self-rated health status, role limitations, restricted activity days, and functional limitations measure similar conditions. These conditions tend to be chronic and severe; heart and cerebrovascular disease are especially associated with poor health as measured by all of the variables. Disability days is most likely to reflect acute, transitory morbidity. Practical suggestions for the appropriate use of the four variables are made. In addition, the conditions associated with the most ambulatory utilization of health services are identified. Among these conditions, those which are and are not measured adequately by the health status indicators are disclosed. It is concluded that the health status variables, either individually or as a group, do not measure many variations in health that are strongly related to utilization.