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13 Cards in this Set
- Front
- Back
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What is the meaning of epidemiology |
Study on people |
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What is epidemiology |
The science of epidemics Study of the distribution and determinants of disease in humans |
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Why do we do epidemiology studies? |
1.To provide logic and structure for the analysis of health problems 2. An accurate measure of health using data/numbers 3. To identify the causes of ill health and to intervene to improve health outcomes |
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What do epidemiologist do? |
Detective work to figure out why & disease occurs. What disease is present in excess? Who is ill? Where do they live? When did they become ill? Why did they become ill? |
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Differing types of studies |
Observational studies-cohort studies Analytical studies Experimental/intervention studies Descriptive studies-case reports, prevalence surveys, data collections, migrant studies, ecological or correlation studies |
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Studies in oral health |
Dental caries Fluorosis Periodontal Oral cancer Cleft lip&palate & any variables which influence these |
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Sample size |
Number of participants in a study |
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Count rate |
Measuring how many people in a group have a particular disease |
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Prevalence |
Proportion of the population who develop disease during a specific period |
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Cumulative incidence |
Proportion of people who develop disease during a specified time |
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Incidence rate |
The rate of which disease is occurring over time. Measured from individual data in a study (new cases) |
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Validity/reliability |
Data must measure what it intends to measure |
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Indices |
Valid ways of measuring disease DMFT dmft DMFS dmfs DI CIPTN |
