Study sets matching "epidemiology research"
Study sets
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Classes
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Epidemiology
Prevalence
Point prevalence
period prevalence
study of prevalence, incidence and co-occurence of disorders a…
a number of percentage of cases of disorder in a population at…
any specific time (right now; how many children are in treatme…
rate at the specified time (within a yea, months or weeks)
Epidemiology
study of prevalence, incidence and co-occurence of disorders a…
Prevalence
a number of percentage of cases of disorder in a population at…
Epidemiology ... how often a disease occu…
*Even in a nutritional study, info is c…
Descriptive : Disease frequency
Incidence
• "the study of the distribution and determinants of disease f…
*What do these factors have to do with the role of nutrition i…
Incidence (new cases) vs. prevalence (all cases) ... *How is e…
- Incidence rate (how would you get this information? >> rec…
Epidemiology ... how often a disease occu…
• "the study of the distribution and determinants of disease f…
*Even in a nutritional study, info is c…
*What do these factors have to do with the role of nutrition i…
Burden of Disease
DALYs
Disease Surveillance
Epidemiology
Considers health, social, political, environmental and economi…
The sum of years of life lost due to premature death and years…
The process of monitoring and reporting levels of disease acti…
The study of the distribution and determinants of health-relat…
Burden of Disease
Considers health, social, political, environmental and economi…
DALYs
The sum of years of life lost due to premature death and years…
mixed methods research
sequential
parallel
design considerations
-combine quantitative and qualitative ... -can range from highly…
one methodology follows the other
methodologies occur currently in the study
-research question and hypothesis... -design selection... -sampling…
mixed methods research
-combine quantitative and qualitative ... -can range from highly…
sequential
one methodology follows the other
Incidence vs Prevalence
What is Epidemiology?
How is Epidemiology Different from Othe…
5 Main Objectives of Epidemiology
- Incidence: # of NEW cases... - Prevalence: # of cases fo…
- Simply: ... It is the study of health and disease in human pop…
- Epidemiology is the *only scientific discipline that is conc…
1. To identify the cause of disease and its risk factors... 2. To…
Incidence vs Prevalence
- Incidence: # of NEW cases... - Prevalence: # of cases fo…
What is Epidemiology?
- Simply: ... It is the study of health and disease in human pop…
Distribution
Frequency
Prevalence
Incidence
Relates to the frequency and patterns of disease occurrence in…
Prevalence and Incidence
how often the disease occurs
rate of new disease or health events
Distribution
Relates to the frequency and patterns of disease occurrence in…
Frequency
Prevalence and Incidence
There is a hierarchy of investigating s…
What is the most useful and appropriate…
Study design can be broken into two dom…
quantitative focuses on
reseacech evidence pyramid
it depends on the question being and asked and the desired per…
quantitative and qualitative
numbers used to represent data (quanta-cuanto-how many)
There is a hierarchy of investigating s…
reseacech evidence pyramid
What is the most useful and appropriate…
it depends on the question being and asked and the desired per…
epidemiology
frequency, disease, prevent, prolong, i…
ratio, proportion, rate
ratio
study of the distribution and determinates of health related s…
Epidemiological research questions: ... - determine the ________…
commonly used descirptions
expresses relationship between 2 numbers (one number over anot…
epidemiology
study of the distribution and determinates of health related s…
frequency, disease, prevent, prolong, i…
Epidemiological research questions: ... - determine the ________…
Incidence vs Prevalence
What is Epidemiology?
How is Epidemiology Different from Othe…
5 Main Objectives of Epidemiology
- Incidence: # of NEW cases... - Prevalence: # of cases fo…
- Simply: ... It is the study of health and disease in human pop…
- Epidemiology is the *only scientific discipline that is conc…
1. To identify the cause of disease and its risk factors... 2. To…
Incidence vs Prevalence
- Incidence: # of NEW cases... - Prevalence: # of cases fo…
What is Epidemiology?
- Simply: ... It is the study of health and disease in human pop…
epidemiology
interventions, methodology
risk factors, treatment, disease
observational
the study of factors affecting the health and illness of popul…
Importance of etiology:... 1) foundation for _____ in public heal…
Research applications for epidemiology:... 1) identifying _____ _…
In the _____ study design, the investigator observes but does…
epidemiology
the study of factors affecting the health and illness of popul…
interventions, methodology
Importance of etiology:... 1) foundation for _____ in public heal…
Epidemiology
Observational
Purpose of epidemiology methods
Distribution
study of the distribution and determinants of health-related s…
observe naturally occurring differences to understand the effe…
quantify magnitude of health of problems, identifying factors…
frequency; prevalence, incidence, mortality rate... Determinants:…
Epidemiology
study of the distribution and determinants of health-related s…
Observational
observe naturally occurring differences to understand the effe…
statistics help
entire collection of subjects with some…
population written as
sample written as
describe data, distinguish true differences, make inferences
population
N
n
statistics help
describe data, distinguish true differences, make inferences
entire collection of subjects with some…
population
defined as "the study of the distributi…
care of individuals
population medicine, care of the commun…
focuses on health care and the factors…
epidemiology
clinical medicine
epidemiology
clinical epidemiology
defined as "the study of the distributi…
epidemiology
care of individuals
clinical medicine
______ is defined as any attribute, phe…
What kind of variable is made up of dif…
Name an example of a categorical variab…
What kind of variable varies in degree…
variable
categorical
gender
quantitative
______ is defined as any attribute, phe…
variable
What kind of variable is made up of dif…
categorical
ability of the test to DETECT THE DISEA…
ability of the test to DETECT THAT SPEC…
proportion of a defines population at a…
post test probability is based on
sensitivity
specificity
pretest probability
sensitivity, specificity, prevalence
ability of the test to DETECT THE DISEA…
sensitivity
ability of the test to DETECT THAT SPEC…
specificity
Questions 1-6 are based on the followin…
Questions 1-6 are based on the followin…
Questions 1-6 are based on the followin…
Questions 1-6 are based on the followin…
chance
external validity (Generalizability)
measurement bias
selection bias
Questions 1-6 are based on the followin…
chance
Questions 1-6 are based on the followin…
external validity (Generalizability)
Epidemiology
Factors of epidemiology
Measures of disease
Morbidity
the study of the distribution & determinants of health related…
- The frequency and distribution of diseases... - specific cause…
Morbidity... Morality... Prevalence... Incidence
Incidence of a specific disease
Epidemiology
the study of the distribution & determinants of health related…
Factors of epidemiology
- The frequency and distribution of diseases... - specific cause…
Epidemiology
Who is John Snow?
Proportions
Rate
The study of the frequencies, distributionsand determinants of…
He is the modern father of epidemiology. Studied the 1854 chol…
Number of health events divided by the total population
Measure of the frequency at which an event happens at a define…
Epidemiology
The study of the frequencies, distributionsand determinants of…
Who is John Snow?
He is the modern father of epidemiology. Studied the 1854 chol…
DEFINE STATISTICS
DATA ~ INFORMATION ~ FACTS ~ KNOWLEDGE
RELEVANT VS RELIABLE FIGURES IN STATIST…
DESCRIPTIVE STATISTICS
The overall science of extracting information from a set of da…
DATA are unprocessed facts and figures that can be deliberatel…
To be RELEVANT refers to the applicability of the statistics…
Statistical data concerning the attributes of a population... Th…
DEFINE STATISTICS
The overall science of extracting information from a set of da…
DATA ~ INFORMATION ~ FACTS ~ KNOWLEDGE
DATA are unprocessed facts and figures that can be deliberatel…
what is the goal of epidemiology
what type of study is concerned with th…
what type of studies test hypotheses to…
proportion reflecting the # of existing…
improve the health of populations
descriptive studies (observational)
analytic (observational)
prevalence (%)
what is the goal of epidemiology
improve the health of populations
what type of study is concerned with th…
descriptive studies (observational)
Epidemiology Terms
Prevalence
Sensitivity
Specificity
Prevalence... Sensitivity... Specificity... Predictive Values ... Like…
% of existing cases in the population... Prevalence = (a + c)/ t…
% of cases who tested positive among those that have the disea…
% of cases who tested negative among those that do not have th…
Epidemiology Terms
Prevalence... Sensitivity... Specificity... Predictive Values ... Like…
Prevalence
% of existing cases in the population... Prevalence = (a + c)/ t…
what is the goal epidemiology
what type of study is concerned with th…
what type of studies test hypotheses to…
proportion reflecting the # of existing…
improve the health of populations
descriptive studies (observational)
analytic (observational)
prevalence (%)
what is the goal epidemiology
improve the health of populations
what type of study is concerned with th…
descriptive studies (observational)
Epidemiology
Ratio
Proportions
Rates
-study of the distribution and determinants of states of healt…
expresses the relationship between two numbers by dividing the…
is a fraction in which the numerator is a subset of the denomi…
a proportion expressed over a particular unit of time ... In epi…
Epidemiology
-study of the distribution and determinants of states of healt…
Ratio
expresses the relationship between two numbers by dividing the…
What is epidemiology?
What are determining factors?
Risk factors can be classified in what…
What does exposure mean?
Studies the determining factors for HEALTH AND DISEASE in popu…
Risk factors
Negative: Smoking, poor posture, sedentary life... Positive: Exe…
-Presence (or absence) of a risk factor... - This is whether you…
What is epidemiology?
Studies the determining factors for HEALTH AND DISEASE in popu…
What are determining factors?
Risk factors
point biserial correlation coefficient
phi coefficient
prevalence
incidence
only X or Y is dichotomous
used when both X and Y are dichotomous
current number of cases
number of new cases
point biserial correlation coefficient
only X or Y is dichotomous
phi coefficient
used when both X and Y are dichotomous