Deskriptif vs Analitis. Survei deskriptif (Epidemiologi deskriptif). Dilakukan tanpa hipotesis; Biasanya studi awal ataupun studi karakterisasi suatu penyakit baru. Deskriptif. Analitik. PTS-RST-PKH- 2- • Agen. • Faktor Lingkungan kejadian suatu penyakit yang berusaha dielusidasi dalam epidemiologi deskriptif . 2 15/03/ Manfaat Epidemiologi dalam Kesehatan Masyarakat Study Types 5 15/03/ EPIDEMIOLOGI DESKRIPTIF DAN ANALITIK.

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In science, how do we usually test a hypothesis? The major objective is to test the possible effect of a therapeutic or preventive intervention.


Journal of the American Medical Association, Ecological studies are relatively quick and inexpensive to perform It can provide clues to possible associations between exposures and outcomes of interest. The investigators epiddmiologi a positive association between the use of chlorinated drinking water and mortality from rectal, lung, bladder, and kidney cancer.

Case-control studies cannot provide information on the disease incidence in a population. Research classifications Observational vs.

For many exposures it may not be ethical or feasible to conduct a clinical trial e. Auth with social network: Losses to follow-up can become an important problem. Most use data from existing sources such as birth and death certificates, disease registries or surveillance systems. Randomisation generally provides excellent control over confounding, even by factors that may be hard to measure or that may be unknown to the investigator.

To use this website, you must agree to our Privacy Policyincluding cookie policy. In the case of rare diseases large groups are necessary.

Height, weight and a series of other body measurements were taken at the same time. Cohort studies can be distinguished as either prospective or retrospective A prospective cohort study begins with the selection of two groups of non-diseased animals, one exposed to a factor postulated to cause a disease and the other unexposed. The study is reliant on the quality of past records or recollection of study participants.


It can also be very difficult epiremiologi ensure an unbiased selection of the control group and, as a result, the representativeness of the sample selection process is difficult to guarantee.


Because subjects are monitored over time for disease occurrence, cohort studies provide estimates of the absolute incidence of disease in exposed and non-exposed. About project Epidemiolkgi Terms of Service. Case reports are generally reported as a clinical narrative. Synonyms seskriptif exposure are: To determine whether treatment with antibiotics could reduce the incidence of adverse pregnancy outcomes, Carey et al screened 29, pregnant women to identify who had bacterial vaginosis, met certain other eligibility criteria, and consented to participate.

The authors speculated that his fatal illness may have been caused by clopidogrel and wished to alert other clinicians to a possible adverse effect of the drug.

Women were randomly assigned to receive either: The groups are followed over time and their change in disease status is recorded during the study period. A case series identifies common features among multiple cases epidmeiologi describes patterns of variability among them. To make this website work, we log user data and share it with processors.

Pre-term labour, postpartum infections in the mother or infant, and admission to the neonatal intensive care unit were equally common in both groups.

Controls were sampled to match the cases on age, sex, race and month of admission. What is a cohort? Feedback Privacy Policy Feedback. Individuals included in the sample are examined for the presence of disease and their status with regard to the presence or absence of specified risk factors.


Experimental Deskrpitif — researcher collects info on attributes or measurements. Often quite expensive to run. At a single examination, each child was asked a series of questions about their usual amount of television viewing.

After adjusting for age, sex, race, education, study centre, and month and year of interview the risk of developing brain cancer in a cellular telephone user was estimated to be 0. Download ppt “Maxs U. All things being equal. Does cigarette smoking cause lung cancer? Fatal aplastic anaemia associatedwith clopidogrel.

Subjects are then followed over time to measure one or more outcomes, such as the occurrence of disease. Surveys range from simple one-page questionnaires addressing a single variable, to highly complex, multiple page designs.

Because subjects have experienced the outcome of interest at the start of the study, case-control studies are quick to run and are considerably cheaper than other study types. The history of each study participant is carefully evaluated for evidence of exposure to the agent under investigation.

Chlorination of drinking water and cancer in Taiwan. Published by Mark Haynes Modified over 3 years ago. Registration Forgot your password? What are the 3 types of observational studies? These authors found a high incidence of intentional interpersonal injury in this area of the city.

Synonyms for outcome are: