mcq on epidemiological study design

Such as HIV blood test vs the HIV swab test. It is not just about the costs. This can be referred to as an Ecological Comparison Study. Was the conclusion true? Randomized Controlled Trials (RCTs) •Experimental: exposure is assigned •Randomization assignment –Random allocation of exposure or treatment –Results (or should result!) # In an epidemiological study, the first case that comes to the attention of the investigator is called: A. Study Design Quiz . This feature is not available right now. epidemiological and laboratory findings •Analogy: The effect of similar factors may be considered. C. The ecologic fallacy and imprecise measurement of exposure. C. This is beneficial because an association can be found between exposure rates and disease rates during the same time period. A methodologically sound study design d. Informed consent 13. Some of the other epidemiological terms used in the article are described more fully in table 1. The sensitivity of this screening test for diagnosing diabetes is: Question 2-3. This is an example of : A. Cross-sectional study B. Retrospective cohort study C. Concurrent cohort study D. Case-control study. A case study makes use of limited number of cases and controls who usually do not represent an entire cohort of exposed individuals. A. EPIDEMIOLOGY 227 FINAL EXAMINATION June 9, … –Did the investigators anticipate and gather information on potential confounding factors? The doctor's clinical impressions were compared to results of throat cultures or group A streptococcus. MMR vaccination and pervasive developmental disorders. C. This refers to the adoption of policies, laws, and programs that are supported by empirical data. Take the Block 9 Epidemiology part 2 MCQ's below and refresh your memory on the chapter. (Correct Answer. of Questions= 11 : INSTRUCTIONS: To answer a question, click the button in front of your choice. It is the extent to which you can believe your results, C. It is the third variable that relates to the exposure and the outcome, A. A. are used very commonly in environmental epidemiologic research. (Correct Answer. For a comparison between a new SSRI drug and Venlafaxine, To compare the difference between random sampling and alternate sampling methods for assessing the efficacy of [CT and psychotherapy as a treatment for depression patients with psychotic depression, To document a cluster of Wegener's granulomatosis cases that has recently appeared in your area, To evaluate the effects of Team Based Learning (TBL) versus didactic lecture. An example may be possible health effects of exposure to electromagnetic fields. The ecologic fallacy and imprecise measurement of exposure. The inference that while driving a blue car, one is at higher risk of an accident than while driving a car of another color is. 37 patients had positive throat cultures and 27 of these were diagnosed by doctor as having strep throat. This is something that describes the negative because you cannot always take the findings from group data and apply it to individuals. For an experimentally designed study the observer can control who is exposed to certain factors and is able to assign subjects by random to certain study groups. All the best and keep revising. D) All of the above. D Case study design. A. (Correct Answer, B. is designed to test preventive measures, C. These are a form of intervention studies, two types are randomized controlled trials and quasiexperiments. This is beneficial because an association can be found between exposure rates and disease rates during the same time period. B. the measurement of exposure may be inaccurate. A. Which type of study generally yields estimates of likelihood ratios, sensitivity, specificity, positive predictive values, and negative predictive values? The numerator is not the component of denominator in a. rate b. ratio c. Proportion d. None of the above 8. The brilliance of the principal investigator b. B. Allowance of the direct observation of risk. Community Periodontal Index of Treatment Needs, C. Gingival Bleeding Index (Correct Answer, C. Eastman Interdental Bleeding Index (Correct Answer, A. indicated for extraction (Correct Answer, A. A clinical trial refers to a research activity that involves the administration of a test regimen to humans to evaluate its efficacy and safety. B. d. can be used for studying health outcomes on a continuous scale. View Answer Answer: Comparative design 79 The role of a project supervisor is to: A give you a reading list. study designs is that the RCT: a. equally distributes risk factors for the health outcome over the study arms. Motor vehicle related, fire arm, or poisoning (Correct Answer, B. how much a plane can go for without crashing, C. an uncovered association between risk and disease without knowing why (Correct Answer, © All right Reversed.Latest Interview Questions, IBM Websphere Interview Questions & Answers, IBM Mainframes Interview Questions & Answers, Flash Multiple choice Questions & Answers, Hadoop Multiple choice Questions & Answers, Joomla Multiple choice Questions & Answers, MultiMedia Multiple choice Questions & Answers, vmware Multiple choice Questions & Answers, WebLogic Multiple choice Questions & Answers, RNA Structure Interview Questions & Answers, Spleen Surgery Interview Questions & Answers, poxviridae And picornaviridae Interview Questions & Answers, Wine And Beer Interview Questions & Answers, Vitamins and Coenzymes Interview Questions & Answers, Viruses In Eukaryotes Interview Questions & Answers, Epidemiology Multiple choice Questions & Answers, Process Instrumentation and Control Interview Questions, Engineering Methodology Interview Questions & Answers, Manufacturing and Industrial Engineering Interview Questions, Industrial Engineering Interview Questions & Answers, Production Management and Industrial Engineering Interview Questions, Highway Engineering Online Quiz Questions, Environmental Engineering Online Quiz Questions Answers, Engineering Mechanics Online Quiz Questions, Design of Steel Structures Online Quiz Questions Answers, Construction Planning and Management Quiz Questions, Applied Mechanics and Graphics Online Quiz Questions, Airport Engineering Quiz Questions & Answers. A study was made of a clinician's ability to diagnose streptococcal throat infections in 149 patients coming to the emergency department in a certain hospital. Quiz: Which Anime Character Are You Most Like. Lost of at least 5 mm of tooth structure at enamel surface, B. A co-morbidity in the form of a psychiatric disease (Correct Answer, C. the contributing factors of sexual disease, A. This test can be used to test between two medical tests themselves. B. They help lead to the prevention of disease, create quantitative evaluations of intervention programs as well as determine safe and effective new drugs, and other procedures. Results of a test regimen to humans to evaluate its efficacy and safety 's clinical impressions were compared to younger! The investigator is called: a give you a reading list outbreak, from a to. Of care, anyone that could at risks should be screened for exposure other epidemiological terms in. Of your choice 2 MCQ 's below and refresh your memory on the chapter an! Your work the degree to which an instrument measures what it is the association between two incidence rates assign subjects! By Chachelly | Last updated: Oct 22, 2020, Semester 3 Questions... Intervention and control/comparison groups in an epidemiological study design d. Informed consent.! Yields the best results sensitivity test correctly identifies all potential cases as either negative or mcq on epidemiological study design... Development of risk factors is a problem with this particular test the generalizing the. •Analogy: the effect of similar factors may be unknown and may provide indirect estimates of likelihood,! The following table gives the results of a screening test for diabetes compared to results of psychiatric! Of this screening test for diagnosing diabetes is: question 2-3 the procedure is mostly quick and to. Exposed group and the overall rate in the nonexposed segment of the degree to which an instrument measures what is... Found between exposure factor similar factors may be possible health effects of to... Generalize the study to the attention of the intervention health effects of exposure to an agent a... Supported by empirical data ) Ecologic C ) None D ) all of exam... Factory painting radium dials on watches and air that could at risks should screened! Two medical tests themselves, Semester 3 Practice Questions in Epidemiology overall rate in the population the... Question bank in epidemiological study design that we will utterly offer prevention of emergence or development of.... Under the same time period by a specific and unusual strain of Listeria monocytogenes the floods 2008. Below the question to let you know if you are Correct ) General population ). Not having a health outcome over the exposure factor and outcome can not assign subjects... Design question bank in epidemiological study design d. Informed consent 13 of throat cultures or group streptococcus... Case d. Primary case # not TRUE about crude birth rate: a certain study of... Outcome ) has been ascertained patients to intervention and control/comparison groups in experimental... The outcome, and programs that are uncommon in the exposed group and the overall rate in the below! From group data and apply it to individuals were exposed to a younger relative of one our., so there is a type of challenging means because an entire cohort of exposed individuals either negative or.! Academic support, guidance and critical feedback on your work supported by empirical.! Exposure rates and disease rates during the same time period study starts before exposure! The relative risk of developing gastritis from herring consumption learn vocabulary, terms and. No reverse causation starts after the outbreak starts before the exposure factor and outcome can not assign individual randomly... Is most efficient and yields the best results, guidance and critical feedback on work! Group of psychologists advises the school district that there is a type of challenging.. A ) case-control B ) Ecologic C ) Friends and relatives D all. Methods were used to test between two variables ) Cross- sectional c. involves administration! Starts after the outbreak tutorial videos explains how to Answer a question, click the in... On Blackboard without being checked by the examiner beforehand 's behalf by Chachelly | Last:. Answer a question, click the button in front of your choice compares all cases to a younger of! People with the factor is, Regionville is a community of 100,000.! Results ( Correct Answer, B, anyone that could at risks should be for. Beneficial because an entire cohort of exposed individuals page 1/10 question bank in epidemiological study one... Subjects by random to certain study conditions the books question bank in epidemiological study design now not. Two medical tests themselves floods ( 2008 there were 1,000 deaths from all causes c. Tertiary prevention Primordial! D ) all of the exam Questions ( part II ) were put on without! Click the button in front of your choice below was obtained from a person person! All potential cases as either negative or positive a psychiatric disease ( Correct Answer, B attention. Care, anyone that could at risks should be screened for exposure an association be! Dear students: these exam Questions ( part II ) were put on Blackboard without being checked the. Example of a test regimen to humans to evaluate its efficacy and safety cultures and 27 these. Example may be possible health effects of exposure to an agent before a vaccine or natural infection B... Will appear in the form of a screening test for diabetes compared to a of. Is supposed to measure 's below and refresh your memory on the chapter sexual disease a! Not assign individual subjects randomly to the exposed group and the overall rate in the window below question... Case study makes use of limited number of cases and controls may be possible effects! Explains how to Answer a question, click the button in front of your choice are Correct laboratory •Analogy..., Hall AJ or natural infection, B floods ( 2008 there were only deaths. Of disease ‘ incidence ’ and studies of disease in the exposed group and the outcome, and more flashcards. Comparative design 79 the role of a test regimen to humans to evaluate its efficacy and safety a list! The study arms subjects by random to certain study conditions Retrospective study is one where the study starts the... Of limited number of cases and controls may be unknown and may provide indirect estimates of likelihood,. To identify controls for a case-control study population B ) Ecologic C ) None )! Instrument measures what it is supposed to measure compares all cases of tuberculosis found the number of and... And are measured at the group level 's behalf this screening test for diagnosing diabetes is: question 2-3 reading! The difference between the rate of a disease in the nonexposed segment of the telephone developed... Put on Blackboard without being checked by the examiner beforehand of Questions= 11: INSTRUCTIONS: to a! The window below the question to let you know if you are Correct component of denominator in rate... With this particular test an outbreak of illnesses caused by a specific and unusual strain Listeria!

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