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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It can also be very difficult to ensure an unbiased selection of the control group and, as a result, the representativeness of the sample selection process is difficult to guarantee. The major objective is to test the possible effect of a therapeutic or preventive intervention. Journal of the American Medical Deskritif, Case-control studies cannot provide information on the disease incidence in a population.
In the case of rare diseases large groups are necessary. In the simplest situation one group community receives the treatment and another serves as a control. Cross-sectional studies Case-control Cohort. A special surveillance unit was set up to study Creutzfeld-Jacob disease CJDa rare and fatal progressive dementia that shares clinical and pathological features of BSE. These authors found a high incidence of intentional interpersonal injury in this area of the city.
Impractical if long periods of follow-up required. Experimental Observational — researcher collects info on attributes or measurements. For many exposures it may not be ethical or feasible to conduct a clinical trial e. 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.
Does cigarette smoking cause lung cancer?
EPIDEMIOLOGI by Indira Chotimah on Prezi
All things being equal. A case series identifies common features among multiple cases and describes patterns of variability among them. The groups are followed over time and their change in disease status is recorded during the study period. Controls were sampled to match the cases on age, sex, race and month of admission.
Subjects are then followed over time to measure one or more outcomes, such as the occurrence of disease. Outcome generally refers to the occurrence of disease.
Women were randomly assigned to receive either: Share buttons are a little bit lower. 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 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.
KONSEP DASAR EPIDEMIOLOGI 2/2014
Download ppt “Maxs U. Because subjects epidemiplogi monitored over time for disease occurrence, cohort studies provide estimates of the absolute incidence of disease in exposed and non-exposed. Pre-term labour, postpartum infections in the mother or infant, and admission to the neonatal intensive care unit were equally common in both groups.
A key feature of ecological studies deskripif that inference can only be made at the group level, not at the individual level. Each case and control was then interviewed about any past subscription to a cellular telephone service. Fatal aplastic anaemia associatedwith clopidogrel.
Synonyms for exposure are: My presentations Profile Feedback Log out. In investigators at the unit described ten cases that met the criteria for CJD but had all occurred at unusually young ages, showed distinctive symptoms and, on pathological examination, had extensive prion protein plaques throughout the brain similar to BSE.
Registration Forgot your password? Research classifications Observational vs. From to at five academic medical centres in the USA they recruited cases aged 18 to 80 years with newly diagnosed cancer originating in the brain. After adjusting for age, sex, race, education, study centre, and month and year of interview the risk of developing brain cancer in a cellular dsn user was estimated to be 0. If you wish to download it, please recommend it to your friends in any social system.
Descriptive studies can be a rich source of hypotheses that lead later to analytic studies. About project SlidePlayer Terms of Service. Most use data from existing sources such as birth and death certificates, disease registries or eipdemiologi systems.
In science, how do we usually test a hypothesis? Denominator information came from US census data. Published by Mark Haynes Modified over 3 years ago.
Ecological studies are relatively quick and inexpensive to perform It can provide clues to possible associations between exposures and outcomes of interest.