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Definition
| disregards differences in populations due to sex, age, race, etc. |
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Definition
| controls for differences by comparing across sub-groups |
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Term
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Definition
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Term
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Definition
| an inert substance that looks, tastes, and smells like the active agent |
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Term
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Definition
| # of affected persons present in the population at a specific time divided by # of persons in the population at that time |
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Term
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Definition
| inconsistency in measures of a person's characteristics during a short period of time |
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Term
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Definition
| absence of major methodological problems in a study |
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Definition
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Term
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Definition
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Term
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Definition
| ability to test to identify people who really do not have disease |
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Term
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Definition
| new cases of disease in a specific time in a population at risk for developing the disease |
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Term
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Definition
| controls for differences in populations by standardizing either the population or the rate |
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Term
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Definition
| measure exposure and disease at the same time |
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Term
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Definition
| project staff make periodic visits to health care facilities to identify new cases |
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Term
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Definition
| available data is used or reporting is mandated |
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Term
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Definition
| The resistance of a group to an attack by disease to which a large proportion of the member of the group are immune |
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Definition
| the interval from receipt of infection to the time of onset of clinical illness |
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Term
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Definition
| The ability of a test to distinguish between who has disease and who does not have disease |
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Term
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Definition
| the proportion of non-diseased people who are correctly identified as negative by a test |
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Term
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Definition
| repeatability of diagnostic and screening test |
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Term
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Definition
| The generalization of a study |
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Term
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Definition
| [Number of deaths from a particluar cause in a particular time and place ÷ total deaths in a particular time and place] * 100 |
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Term
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Definition
| The study of how disease is distributed in a population and factors that influence or determine this distribution. |
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Term
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Definition
| NUMBER OF NEW CASES IN A PERIOD OF TIME ÷ NUMBER OF PEOPLE IN THE POPULATION DURING THAT PERIOD OF TIME |
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Term
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Definition
| NUMBER OF CASES OF A DISEASE PRESENT IN THE POPULATION AT A SPECIFIED TIME ÷ NUMBER OF PERSONS IN THE POPULATION AT THAT SPECIFIED TIME |
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Term
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Definition
| NUMBER OF DEATHS FROM ALL CAUSES IN 1 YEAR ÷ NUMBER OF PERSONS IN THE POPULATION AT MID-YEAR |
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Term
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Definition
| NUMBER OF INDIVIDUALS DYING DURING A SPECIFIED PERIOD OF TIME AFTER DISEASE ONSET OR DIAGNOSIS ÷ NUMBER OF INDIVIDUALS WITH THE SPECIFIED DISEASE |
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Term
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Definition
| INCIDENCE IN THE EXPOSED ÷ INCIDENCE IN THE REFERENT |
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Term
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Definition
| PROBABILITY THAT A PERSON DEVELOPS DISEASE ÷ PROBABILITY THAT A PERSON DOES NOT DEVEKLOP DISEASE |
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Term
| Attributable Risk (population) |
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Definition
| INCIDENCE IN THE POPULATION − THE INCIDENCE IN THE NON-EXPOSED GROUP |
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Term
| Attributable Risk Proportion (exposed) |
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Definition
| INCIDENCE IN EXPOSED GROUP − THE INCIDENCE IN THE NON-EXPOSED GROUP ÷ INCIDENCE IN EXPOSED GROUP |
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