Cross sectional studies - Study guides, Class notes & Summaries

Focus of scientific studies correct answers 1. exploratory data collection and analysis (1st step in research) 2. hypothesis testing causal relationship correct answers -one variable directly or indirectly influences another -to claim scientists try to show: association precedence, parsimony, plausibility association correct answers exists between two variables if a particular value for one variable is more likely to occur with certain values of the other variable = more smoking means mo...

Longitudinal study design - Answer Follows individuals over a long period of time with multiple assessment points. Advantages of longitudinal studies: - Answer Phenomenon developmental or inherent within an individual Explore change over time vs. remain stable Examples of longitudinal study design: - Answer Children asked about social groups at ages 10, 13, and 15. Disadvantages to longitudinal studies: - Answer Longer: more time and resources needed Time commitment from p...

T/F: The primary difference between an in-vitro study and an in-vivo study is that the former is done in a test tube or laboratory dish and the latter is completed on a living organism. 2. Which ofthe following isNOT an example of a descrip- tive study? a. Qualitative studies b. Cross-sectional studies c. Case reports d. Randomized controlled trial 3. Which ofthe following is NOT one ofthe four "W's" of descriptive epidemiologic studies? a. Who b. Why c. Where d. What 4. Which ...

TEST BANK FOR HUMAN ANATOMY, 8TH EDITION FREDERIC H. MARTINI MICHAEL J. TIMMONS, ROBERT B. TALLITSCH. An Introduction to Anatomy 2. Foundations: The Cell 3. Foundations: Tissues and Early Embryology 4. The Integumentary System 5. The Skeletal System: Osseous Tissue and Skeletal Structure 6. The Skeletal System: Axial Division 7. The Skeletal System: Appendicular Division 8. The Skeletal System: Articulations 9. The Muscular System: Skeletal Muscle Tissue and Muscle Organization 10. The ...

TEST BANK FOR ADVANCED PRACTICE NURSING IN CARE OF OLDER ADULTS 2ND EDITION BY KENNEDY MALONE CHAPTER 1 – 19 >> QUESTIONS AND ANSWERS | 2024 1. The major impact of the physiological changes that occur with aging is: A. Reduced physiological reserve B. Reduced homeostatic mechanisms C. Impaired immunological response D. All of the above 2. The strongest evidence regarding normal physiological aging is available through: A. Randomized controlled clinical t...

Epidemiology Test 2 Exam Questions With Correct Answers. Study Design - answer- The program that directs the researcher along the path of systematically collecting, analyzing, and interpreting data - It allows for descriptive assessment of events, and for statistical inference concerning relationships between exposure and disease, and defines the domain for generalizing the results Descriptive Epidemiology - answer- Means of organizing, summarizing, and describing epidemiologic data by pe...

nutrient density - Answer--foods rich in nutrients relative to their energy content (calories). -Usually whole foods -Lower in calories+Higher in nutrients= More Nutrient Dense 6 classes of nutrients - Answer--carbohydrates, fats, proteins, vitamins, minerals, water -Only the macronutrients (fat, protein, carbohydrate) provide energy energy yield (kcal/gram) for fats - Answer-9 kcal/gram energy yield (kcal/gram) for proteins - Answer-4 kcal/gram energy yield (kcal/gram) for carbohydrates ...

Researchers often use cross-sectional studies to study children's development in various areas. What is a difficulty with cross-sectional studies? 1. The same subjects are studied over time, and this is expensive, time consuming, and difficult because subjects might drop out of the study. 2. The investigator is examining data already on file to answer questions about children in various age groups, and that data might not be reliable. 3. Observations are made of differences between subjects ...

what is bias? - error that is built into the study causes the results to be different from the truth (overestimation or underestimation of the association between exposure and outcome) where is the best place to prevent bias during a study? - the design stage (before you even look for results) name the four type of bias common in cross-sectional studies - selection bias interpretation bias recall bias non-response bias name the common types of bias in case-control studies? - selection b...

SLP Praxis Practice Test 1 with Correct Solutions 2024 Researchers often use cross-sectional studies to study children's development in various areas. What is a difficulty with cross-sectional studies? 1. The same subjects are studied over time, and this is expensive, time consuming, and difficult because subjects might drop out of the study. 2. The investigator is examining data already on file to answer questions about children in various age groups, and that data might not be reliable...