Pubh 603 - Study guides, Class notes & Summaries

PUBH 6034 FINAL EXAM PREP ENVIRONMENTAL HEALTH LOCAL TO GLOBAL ANSWERED

PUBH 6034 FINAL EXAM PREP ENVIRONMENTAL HEALTH LOCAL TO GLOBAL ANSWERED

As a public health professional, you may be given data and be asked to calculate and interpret basic measures of disease frequency such as incidence and prevalence statistics. This Discussion will give you the opportunity to work through these calculations and gain experience and understanding of these key measures of disease frequency. Note that the discussions in Modules 2, 3, and 5 of this course are different than traditional Discussions in which you may have participated. Consider these d...

1. Question: A study that compares the prevalence of high blood pressure among current Massa chusetts Turnpike toll booth collectors with the current prevalence of high blood pressure of current Turnpike office workers. What type of study is this? 2. Question: A strength of BOTH cross-sectional and an ecological studies is: 3. Question: The Health Professionals Cohort Study began in 2005 in order to evaluate a series of hypotheses about men’s health relating nutritional factors to the incide...

ThisDiscussionwillfacilitate yourunderstandingabouthowtominimizebiasinstudies,aswellas how to assess potential confounders and effect modifiers. Before you participate in thisDiscussion,completethefollowingtasks: • Readtheassignedchaptersofthetextbook. • WatchthevirtuallabprovidedintheLearningResources. • ReviewthechapterquestionsforChapters10,11,13,and14,whicharedesignedtohelpyoupracticeandassessyourunderstandingoftheconcepts presentedinthechapter. • Completethefollowingassignedch...

1. Question: The main purpose of screening is to identify symptomatic disease using tests, exams, or other procedures 2. Question: The detectable preclinical phase of a disease starts when the disease can be identified by a screening test and ends when the disease produces symptoms 3. Question: Diseasesthatareappropriateforscreening… 4. Question: Usethefollowinginformationtoanswerquestions4-8.Supposethat50,000womenwhohaveneverhadabreastcancerdiagnosisareavailableandwillingtoparticipateinane...

1. Question: If the incidence rate of a very serious disease is 25/100,000 person-years and the prevalence of this disease in the population is 75/100,000, what is the average survival time of individuals who contract this disease? 2. Question: A report of a clinical trial of a new drug versus a placebo noted that the new drug gave a higher proportion of successes than did the placebo (70% versus 40%). The report ended with the statement that the p value associated with this finding was equal t...

Usingtheinformationprovidedinthecasestudy,completeSectionsB,C,andD(pp.5–10),typingyouranswersintoaseparatedocument. SectionB:CalculatingMeasuresofAssociation Over 25 studies have been conducted which have failed to show an associationbetweenMMRvaccineandautism.Belowaresomedatafromtwoofthesestudies(onecohortandonecase-control). Calculatethemeasureofassociationforeachstudyaftercompletingthe2x2tableandinterpretthemeasureof association. 1. CohortstudybyMadsenetal(NEJM2002) Ofthe537,30...

A cohort study of liver cancer among alcoholics. Incidence rates of liver canceramong alcoholic men are compared to a group of non-alcoholic men. Is gender a confounder inthisstudy? • Acase-control study of theriskofbeerconsumptionandoralcanceramongmen.Inthis study,cigarettesmokingisassociatedwithbeerconsumptionandisariskfactorfororal cancer among Both beer drinkers and nondrinkers.Iscigarettesmokinga confounderin this study?

1. What are the potential risks and benefits to be considered when designing this study? 2. When the side effects and long-term effects of a potential preventive measure are largely unknown, is it ethical to expose participants to these risks? Why or why not? 3. Is it ethical to deny the possible prevention benefits of high-fiber supplements to persons in the placebo group? Why or why not? 4. Do the potential benefits outweigh the potential risks to the participants and to society? Why or why...