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24 Cards in this Set
- Front
- Back
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The extent of illness, injury or disability in a defined population is called?
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morbidity
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Main measures of morbidity are ___ and ___ rates.
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incidence, prevalence
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___ also refers to sickness rates: The number of ill persons compared to a certain population, which is often a well or at risk group.
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morbidity
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The number of new cases of disease which came into existence within a certain period of time per specified unit of population.
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incidence
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Measurement of time that a person was active in the study is called?
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person years
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___ are used in denominators in the calculation of incidence rates.
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person-years
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___ is the rate at which people without a disease develop the disease during a specific period of time.
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incidence
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___ is the level of disease in a population at a given point in time.
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prevalence
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The ratio of the rate of incidence of the disease among those exposed to the disease as compared to the rate of those not exposed to the disease.
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relative risk
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The rate of disease in exposed persons that can be directly attributed to the exposure of the disease.
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attributable risk
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Behaviors or exposures associated with increased risk of a disease, injury, condition, or disability which can develop later in life.
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risk factors
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A key, obvious or well-proven behavior, activity or attribute that has been associated with and increased chance of acquiring a disease.
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risk marker
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Smoking, high-speed driving, lack of exercise are all examples of ___.
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risk markers
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___ rates are most commonly used in food poisoning situations or chemical exposures.
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attack
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The number of persons ill from a specific disease in a limited time period in a specific group makes up ___.
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an attack
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The persons who come down with the disease after being infected from the primary case are determined by the use of the ___ attack rate.
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secondary
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Prevalence is controlled by what 2 elements?
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1.)The number of people who have had the disease in the past.
2.) The length or duration of the illness. |
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___ prevalence is the total number of people that have had a condition throughout their life.
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lifetime
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___ prevalence is the total persons with a condition througout a year.
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annual
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___ prevalence is the total individuals who have had the disease at any time during the specified period of time.
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period
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___ is the number of cases of individuals with a disease, condition or illness at a single specific point in time - the number of existing cases at a point in time.
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point prevalence
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___ rate is one approach to incidence rates in which the number of persons at risk is used in the denominator. Useful in longitudinal studies.
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cumulative incidence
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What epidemic is this? The event or exposure of a disease to a group of persons come from a single source.
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common source
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What epidemic is this? Caused by either direct or indirect transmission of a communicable disease from one individual to another.
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propagated epidemic
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