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7 Cards in this Set
- Front
- Back
definition of epidemiology?
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Epidemiology is the study of determinants, occurrence, distribution, and control of health and disease in a defined population.
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characteristics of chronic disease?
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-non-communicable disease.
-degenerative disease. -etiology is unclear or unidentified: non-contagious origin. -multiple risk factors. -long latency period, followed by a prolonged clinical course. - doesn't resolve spontaneously. -associated with impairment and disability. -complete cure= unlikely |
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course of chronic disease?
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1)Disease-free state.
2)Asymptomatic biological changes. 3)Morbidity: clinical illness, impairment, and disability. 4)Comorbidity: simultaneous and complex interaction of several diseases at different stages of progression. 5)Mortality: Death. |
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possible causes of chronic disease?
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1)Modifiable risk factors.
2)Genetic factors. 3)Physiologic factors/metabolic factors. |
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definition of risk factor?
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A characteristic, condition or behavior, such as high blood pressure or smoking that increases the possibility of disease or injury.
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definition of incidence and prevalence?
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Incidence: Number of new cases of a disease that develop in a year in a specified population.
Prevalence: Number of people in a population who have a disease at a specific time. |
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3 types of data analysis ?
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1) Person analyses: distribution of disease based on characteristics such as age, gender, sex.
2) Place analyses: distribution of disease based on geographic region. 3) Time analyses: distribution of disease over time. |