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HTH 408 Exam 2
Health Research Methods
116
Health Care
Undergraduate 4
03/19/2013

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Term
Significance of the problem
Definition
Possible implications of what the results of the study will mean to the specific area under investigation
Term
A discussion of how studies results will be useful in solving ______ and answering ________ in the general field is also included.
Definition
problems, questions
Term
Introduction should include the applications of the results of the study to
Definition
health science practitioners
Term
If the findings of the investigation will benefit those in the field, then this should be stated in
Definition
the introduction
Term
The problem’s significance convinces the reader that
Definition
the experiment is worthy and should be carried out by the investigator.
Term
Introduction is condensed in ____ style article
Definition
APA
Term
Methodology-Procedure
Definition
Detailed description designed to allow replication of work
Term
Procedure includes information on __________, ______, or ___________ procedures (as appropriate)
Definition
experimental, survey, evaluation
Term
The methodology usually begins with a description of the
Definition
sample used in the study.
Term
A discussion of how the subjects were selected should be integrated into what section?
Definition
Methodology-subject
Term
Methodology-subject the population from which the sample was drawn should be described and methods of
Definition
selection mentioned.
Term
Detailed description of subjects is necessary so that the reader can determine
Definition
if the research sample is representative and can be generalized to other, similar populations
Term
He or she may be able to apply the results to another ______, or even ________ the study
Definition
study, replicate
Term
Information such as sex, age, educational level, socioeconomic status, place of residence, should be included in
Definition
Methodology-Subjects
Term
Instruments
Definition
Are used to assess achievement, behavior change, attitude, or some other construct
Term
In this section, a detailed description of instruments used to collect the data is given.
Definition
Instruments
Term
Instruments can also be new or adapted from other
Definition
standardized measures
Term
If the instrument was new then the instrumentation section of the paper must be more
Definition
detailed
Term
The ________ phase must be explained if the instrument is new, including the way in which the measure was ______
Definition
construction, scored
Term
Data analysis section is sometimes included within the _________ section instead
Definition
methodology
Term
Presentation of the findings
Definition
Results of statistical tests and hypotheses (including tables)
Term
Three parts of the discussion
Definition
Compare results to other studies
(those mentioned in your literature review)
Include limitations
Implications to theory
Implications to practitioners
Term
References are in
Definition
APA
Term
When was the Nuremburg code established
Definition
1947
Term
The Nuremburg code attempted to provide guidelines to
Definition
prevent future atrocities in human research.
Term
The Belmont Report:
Definition
Ethical Principles and Guidelines for the Protection of Human Subject Research
Term
The Belmont Report was released in
Definition
1979
Term
Has since been revised and approved by _____ in ______ and called Title 45, Code of Federal Regulations, Part 46, Protection of Human Subjects
Definition
DHHS, 1981
Term
The Belmont Report now
Definition
governs federally supported research
Term
Informed consent
Definition
Informed consent entails making the subject fully aware of the research project and obtaining permission from the subject to go ahead with the project.
Term
A research project does not become _______ because it produces valuable data
Definition
ethical
Term
It is ethical or unethical from
Definition
inception
Term
Researchers must look beyond the ______ of an investigation into all the _______ aspects involved in research.
Definition
results, ethical
Term
As a professional, the health scientist must act in a fashion that is ________ to subject protection and _______ of the professional.
Definition
conducive, growth
Term
Publication is both a
Definition
responsibility and a privilege.
Term
What two federal agencies have complete sets of regulations about the review of research involving human subjects.
Definition
DHHS, FDA
Term
To ensure compliance with the regulations, the government requires each institution conducting research to establish an
Definition
Institutional Review Board (IRB).
Term
Survey research
Definition
Descriptive methodologies in which the results reveal what is happening in a particular occurrence
Term
Survey research includes ______, ______, ________, and _________ conditions that presently exist
Definition
recording, describing, analyzing, and interpreting
Term
Survey research reveals relationships
Definition
between non-manipulated variables
Term
Descriptive
Definition
who, what, when
Term
Analytical
Definition
why
Term
Level of measurement
Definition
appropriate statistical tests for hypothesis so we will have meaningful results
Term
In an internet survey, the important questions are
Definition
first
Term
Internet survey can include what two types of questions
Definition
Forced answer
Open-ended questions
Term
Two types of online survey
Definition
Survey Monkey
Qualtrics
Term
Two types of telephone surveys
Definition
Systematic sample of phone book + 1
Random-digit dialing
Term
Telephone surveys collect and record data using
Definition
CATI
Computer assisted telephone interview
Term
Closed form
Definition
Provides fixed alternative
Term
Open form
Definition
Response categories are not specified
Term
Dichotomous question
Definition
question to which there can only be one of two answers, often ``yes'' or ``no''
Term
Double barreled questions
Definition
It is committed when someone asks a question that touches upon more than one issue, yet allows only for one answer
Term
Put _______ questions and ________ questions near the end
Definition
sensitive, open-ended
Term
Logical order of questions
Definition
Simpler before more difficult
Present tense first
Term
________ reliability-check questions
Definition
separate
Term
Correlation research
Definition
Non-experimental research that examines relationships between variables
Term
Casual comparative research
Definition
Comparisons between two or more groups and one independent variable to identify possible cause-and-effect relationships
Term
Experimental research
Definition
Designed to establish true cause-and-effect relationship
Term
A correlational study examines the extent to which
Definition
differences in one characteristic or variable are related to one or more other characteristics.
Term
Relationships focus on
Definition
RELATIONSHIPS not causation
Term
Definition of correlation
Definition
The linear relationship between two variables
Term
Correlation coefficient
Definition
A statistic that indicates the direction and magnitude of the relationship between two variables.
Average distance of data from line of best fit (regression line).
Term
Interpreting correlation coefficients
Definition
Coefficients vary from -1.00 to +1.00:
Direction is indicated by coefficient sign.
Magnitude is indicated by coefficient value
Term
Magnitude
Definition
Average distance of data from line of best fit (regression line).
Term
Nominal data correlation statistic
Definition
none
Term
Ordinal data correlation statistic
Definition
Spearman's P
Term
Scale data correlation statistic
Definition
Pearson's R
Term
In casual comparative research
Definition
Investigators attempt to determine the cause or consequences of differences that already exist between or among groups of individuals
Term
In casual comparative research groups already ____ and “treatment” has already happened (no manipulation by the ________)
Definition
exist, researcher
Term
Two types of sampling techniques
Definition
Probability
Non-probability
Term
Sampling
Definition
the process of selecting units (e.g., people, organizations) from a population of interest so that by studying the sample we may fairly generalize our results back to the population from which they were chosen
Term
Universe
Definition
- unspecified by time or place
Term
Population
Definition
specified by time or place
Term
Survey population
Definition
– those who are accessible (the sampling frame)
Term
Sample
Definition
– part taken as representative of the survey population
Some of the participants
Group of elements (i.e. persons),or a single element, from which data are or have been obtained
Term
Census
Definition
all the participants
Term
Sampling frame
Definition
A list of all the persons from whom the sample is to be drawn
Term
Sampling unit
Definition
element or set of elements considered to be part of the sample (Babbie, 1992); may be an individual, organization, or geographical area
Term
Careful definition of the survey population =
Definition
sampling frame
Term
Selection of a sample from the survey population. Use
Definition
probability or nonprobability methods
Term
data collection
Definition
Observation or measurement of the variable in the sample population
Term
parameter
Definition
Estimation of the variable in the population
Term
Parameters are based on
Definition
measurements taken in the sample
Term
Statitic
Definition
measurements taken in the sample
Term
Probability
Definition
all elements of the survey population have an equal chance or probability of being selected
Term
Non probability
Definition
Unknown probability of selection:
they are available, accessible, or have characteristics in which the researcher is interested
Term
Simple random sampling
Definition
Equal chance of being selected; need sampling frame
Random number table
Term
Systematic sampling
Definition
Uses list in random order;
Select at a constant interval (N/n) after random start
Term
Proportional stratified random sampling
Definition
divide into sub-groups (strata); select SRS from strata in proportion to strength of strata in population
Term
Non-proportional stratified random sampling
Definition
divide into strata; select SRS from strata
Term
Cluster or area sampling
Definition
– SRS of groups not individuals
Term
Convenience
Definition
includes accessible subjects; forgoes representativeness
Term
Purposive
Definition
purposefully select individuals who they believe are good sources of information
Term
Snowball
Definition
includes those identified by planners & others referred by initial subjects
Term
Quota
Definition
includes those chosen in approximate proportion to the population traits they represent
Term
Volunteer
Definition
includes those motivated to self-select
Term
Homogenous
Definition
includes those selected because of unique trait
Term
Remember that there is ALWAYS ______ in sampling
Definition
error
Term
Volunteers vs. non-volunteers
Definition
Most volunteers are well educated, have a higher SES, more sociable, more unconventional, more intelligent
Term
subject motivation
Definition
Subjects are motivated for various reasons and this may affect the research.
Term
Subject size
Definition
Enough subjects to get the information that you need to answer your research question.
Term
Sampling bias
Definition
Type of sampling error that is controlled or influenced by the researcher to result in misleading findings
Term
The selection of subjects should be free of
Definition
bias
Term
Selection procedures should be appropriate for the
Definition
problem being investigated
Term
_________ studies should have informative and knowledgeable subjects
Definition
qualitative
Term
Type 1 error (alpha)
Definition
Conclude there is a relationship when there is not one.
Term
Type 2 error (beta)
Definition
Conclude there is not a relationship when there is one.
Term
One tailed hypothesis
Definition
specifies a directional relationship between groups
Term
Two tailed hypothesis
Definition
there was a difference between groups, but, would make no reference to the direction of the effect.
Term
Power is
Definition
1-beta
Term
If alpha increases
Definition
the sample size decreases
Term
If power increases
Definition
the sample size increases, beta decreases
Term
Effect size
Definition
magnitude of the differences
Term
The larger the effect size,
Definition
the fewer people you need to find a statistically significant difference
Term
Coding
Definition
a process of assigning numbers to various responses.
Term
Contingency checking
Definition
is the process of making sure that respondents only answer applicable questions
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