Bias in epidemiology Study guides, Revision notes & Summaries

PUBH 6011 FINAL REAL EXAM QUESTIONS AND ANSWERS | LATEST UPDATES| A GRADE PASS!! "The dose makes the poison" - ANSWER- - A substance's toxicity depends on not only its chemical identity, but also on its quantity - "All substances are poison and nothing is without poison, only the dose permits something to not be poisonous"" How do we learn about toxicity? - ANSWER- - animal studies - epidemiology Epidemiology - ANSWER- - study of disease rates in human populations with and wi...

What is the scientific method? correct answers A methodical approach to answering questions and determining conclusions Which of the following helps a reader determine if a source is providing credible health information? correct answers Access to the original source Where does evidence-based public health practice come from? correct answers Clinical epidemiology and evidence-based medicine Which of the following would be included in a high-quality news report? correct answers -statisti...

Midterm Exam Review: NR 503/ NR503 (Latest 2023/ 2024 Update) Epidemiology Exam Review |Complete Guide with Verified Answers -Chamberlain QUESTION What is each type of study used for, its purpose, and its outcomes? How are the outcomes different in each study design? Measured? Answer: Case control studies are studies in which patients who already have a specific condition are compared with people who do not have the condition. The researcher looks back to identify factors or exposure...

Final Exam: NR 503/ NR503 Epidemiology: Exam Review | Verified Answers (2023/ 2024 Update) Chamberlain QUESTION: crude rates Answer: apply to entire population QUESTION: incidence rates Answer: direct measure of how often new cases occur QUESTION: period prevalence Answer: # of cases during a specified time QUESTION: point prevalence Answer: # of cases in specified time / # at risk in specified time QUESTION: case fatality rate Answer: measure...

Midterm Exam: NR503/ NR 503 (New 2023/ 2024 Update) Population Health, Epidemiology & Statistical Principles Exam Review | Complete Guide with Questions and Verified Answers| 100% Correct| Grade A- Chamberlain Q: Cohort designs Strengths Answer: ■Able to identify confounding and address in the study ■Able to control exposure ■Able to calculate relative risk and incidence rates ■Can study multiple outcomes Q: Cohort designs Weaknesses Answer: ■Labor intensive ...

Midterm Exam: NR 503/ NR503 Epidemiology Exam |Weeks 1-4| 100% Correct| Questions and Verified Answers (2023/ 2024 Update)- Chamberlain Q: Which of the following is an advantage of active surveillance? Answer: More accurate due to reduced reporting burden for health care providers Q: A disease has an incidence of 10 per 1,000 persons per year, & 80% of those affected will die within 1 year. Prior to the year 2000, only 50% of cases of the disease were detected by physician diag...

True or False: The following statement would be considered a hypothesis: If athletes drink Gatorade during a workout, then they will be less dehydrated after the game. correct answers True True or False: Evidence-based public health practice is the development, implementation and evaluation of effective programs and policies in public health through application of scientific reasoning and data. correct answers True Which of the following is included in a conclusion? correct answers The res...

MPH 6011 Final Exam Questions and Answers 100% Pass T/F: In studies where the research question is looking at the cause of disease, either a representative sample or a purposive sample can be used. true A simple random sample has certain assumptions. Which of the options below is an assumption underlying a simple random sample (Select all that apply)? a. The probability of being selected is based on having specific characteristics b. Selection into sample is independent between each member ...

The nurse practitioner is reviewing a recent study that utilizes analytic epidemiology by means of a cohort study design. The cohort study design informs the practitioner about which of the following - ANSOutcomes that develop from an exposure A group of providers have implemented population-based intervention and are now assessing the efficacy of the intervention. Which of the following would be an example of a population based outcome? - ANSDecreased mortality rate compared to previous ye...

Final/ Midterm Exam: NR 503/ NR503 Epidemiology Quiz Bank | Verified Answers (2023/ 2024 Update)-Chamberlain QUESTION Which of the following is a key assumption involved in the use of life-table analysis? Answer: Life-table analysis depends upon a consistent rate of survival during all periods of the study. Changes in the rate of survival may be due to external influences that are operating at later times on only a portion of the initial population. Since those who have died earlier in ...