Public Health Exam 1
Wha is the attack rate?
# of people in whom an illness develops over total # at risk
Components of Evidence-Based Medicine
- clinical judgment - relevant scientific evidence - patients' values and preferences
How are Guidelines developed?
1. Clinical question 2. Choose an outcome variable of interest 3. Find + synthesis ALL evidence 4. Rate confidence in treatment effect 5. Make recommendation
Principles of evidence based medicine
1. Examining totality of evidence 2. Not all evidence is equal 3. Evidence is never enough to drive clinical decision making
What are components of a good clinical guideline?
1. Informed by multiple sources of high level evidence 2. Include the evaluation of alternative options
Nationally notifiable diseases are determined by?
1. costs 2. severity 3. infectiousness
What organization is responsible annual report on national healthcare quality & disparities/minority health, implementation of medical tech, comparative health systems performance, and medical errors & safety?
AHRQ
National Quality Guidelines Organizations
AHRQ CMS
What are the 5 As of the evidence cycle?
Ask (clinical question) Acquire (clinical evid) Appraise Apply Act
What are the core functions of public health?
Assessment Assurance Policy development
What are some good resources for preappraised research?
BMJ Evidence, Updates, NEJM Journal Watch, Cochrane
What is a person who harbors an organism but is not infected as measured by serologic studies or by evidence of clinical illness. This person can still infect others
Carrier
What did John Snow study
Cholera
The habitual presence of a disease in a given area. The usual occurrence of a given disease within a defined area.
Endemic
The occurrence in a community or region clearly in excess of normal expectancy, and derived from a common propagated source
Epidemic
# of cases occurring over time
Epidemic Curve
The study of the distribution of health-related states and events in populations
Epidemiology
Name of the Pyramid that displays factors that affect health
Freidan Pyramid
What is the single best thing everyone can do to minimize the spread of infections?
Handwashing
Father of field epidemiology
John Snow
What are secondary or pre-appraised studies? These are at the top of the Hierarchy of Evidence
Meta-Analysis Systematic Review
What format do you use when developing a clinical question?
PICO
Worldwide epidemic
Pandemic
What does PICO stand for?
Population Intervention Comparison Outcome
What are the health outcomes of a group of individuals, including the distribution of such outcomes within the group?
Population Health
What is preventing disease, prolonging life, and promoting health through the organized efforts and informed choices of society, organizations, public and private communities, and individuals?
Public Health
What emphasizes cross-sector collaboration and environmental policy and systems-level actions that directly affect the social determinants of health?
Public Health 3.0
What is used for some Non-Preappraised Research?
Pubmed, googlescholar
What factor has the largest impact on health?
Socioeconomic factors ex: poverty, education, housing, inequality
What fills the gap between community's needs and community's assets?
State gov, local gov, NGO, philanthropy, faith community, banks, businesses, other private sector, community members
Examples of Secondary Evidence
Systematic reviews and meta-analyses. Reviews of primary literature that help to translate research into practice
What are Clinical guidelines
Systematically developed statements intended to aid clinicians in optimizing or improving patient care. Encouraging the use of proven benefits.
How do you determine the idea study type for your question? What are some question types?
Therapy Diagnosis Prognosis Etiology/harm
Example of a Carrier
Typhoid Mary
What system grades the evidence? What is the grading scale?
USPSTF - A, B, C, D, I
What are some good resources for summaries & guidelines?
UpToDate, DynaMed, Best Practice
Clinical guidelines are NOT
a replacement for clinical judgement or a protocol
Examples of Primary Evidence
individual, original research studies that are non-synthesized
What is the total number of deaths from a disease in 1 year over the total persons in the population at midyear?
mortality
Epidemiology is an _______________ science
observational