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Definition
| Internation classification of diseases |
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Term
| Iceberg" concept of disease |
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Definition
| A concept used that suggests that the visible or clinical cases of disease represent a small fractions of the actual prevalence |
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Definition
| international epidemiological association |
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Term
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Definition
| Forcing in values for missing data |
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Term
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Definition
| The number of new cases of a disease that occur during a specified period of time among all |
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Term
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Definition
| for a population at risk for developing the disease. |
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Term
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Definition
| The number of new cases of a disease that occur during a specified period of time among all persons in a population at risk for developing the disease, it is a measure of risk |
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Term
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Definition
| the interval from receipt of infection to the time of onset of clinical illness |
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Definition
| the first case in a family or other defined group to come to the attention of the investigator |
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Term
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Definition
| one deteminant is indirectly associated with an outcome usually with intermediate determinants |
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Definition
| Transmission of an agent from host to susceptible by means of a vector i.e. water |
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Term
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Definition
| An illness due to a specific infectious agent or its toxic products that arises through transmission of that agent or its products from an infected person, animal, or reservoir to a susceptible host, either directly or indirectly through an intermediate plant or animal host, vector, or the inanimate environment. |
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Term
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Definition
| A flaw in measuring exposure or outcome data that results in different quality of information between comparison groups. |
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Term
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Definition
| Voluntary consent given by a subject for participation in a study after being informed of the purpose and risks. |
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Term
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Definition
| Interaction occurs when the incidence rate of disease in the presence of two or more risk factors differ from the incidence rate expected to result from their individual effects. |
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Term
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Definition
| Systematic error due to interviewers’ subconscious or conscious gathering of selective data. |
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Term
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Definition
| institutional Review board |
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