Research methodology definition ppt

The Selection of a Research Approach 5 These definitions have considerable information in each one of them.This resource is designed for UK teachers. Research methodology PPT. introduction to research.

PPT - Research Methodology PowerPoint Presentation - ID

When considering the ethical aspect of health research the following principles should also be kept in mind. (Helsinki declaration).Course Resources: What is Research. Policy Research, Action Research, and Interpretive Research in Information Systems Areas.Manipulate by deliberate application orwithdrawl or reduction of suspected causal factor,as laid down in protocol,this manipulation creates an indivudualvariable,whose effect is determined by measurement of final outcome.

Cohort studies are capable of identifying other diseases that may be related to the same risk factor.

Evaluation Methodology - University of Idaho

Exploring, Interrogating, and Transforming. the Interconnections of Epistemology, Methodology, and Method. S. harlene. n. agy. h. eSSe.Inclusion and exclusion criteria for entry of subjects in the study.Case study: it is an intensive investigation of a person, a family, a group, a social institution or an entire community in a natural setting Correlational study: it is a descriptive research technique utilized to identify consistent relationship among variables.

What data has been collected What particular method has been adopted for collection of data Why a particular technique of data collection has been used And a host of similar questions are usually answered when we talk of research methodology, so that research results are capable of being evaluated either by the researcher himself or by others.Selection of cases The criteria for inclusion in the study must be clearly specified.Questionnaires, interviewing, examination of records or observations Selecting the sample.Describing disease-time,place and person Time: Short term fluctuation: Common source epidemics-single,continuous Propagated epidemics-person to person transmission of infectious agent---epidemics of hepatitis A and poliomyelitis Slow or modern epidemics.Plans for publication of results- positive or negative- while maintaining the privacy and confidentiality of the study participants.Can yield information about more than one disease outcome. Expensive.Analysis Data is analysedinterms of Incidence rates of outcome among exposed and non-exposed Estimation of risk Relative risk Attributable risk.Health research methodology- a guide for training in research methods.Selection of comparison groups Internal comparisons: no outside comparision group is required External comparisons: when degree of exposure is not available,ext and non smokers,radiologists and opthamologists.

Methodology-- a theory or analysis of how research does and.Clipping is a handy way to collect important slides you want to go back to later.

Chapter 4 Methodology in comparative studies concern here is the im Comparative research How m policy (Trade Litton (1983).RESEARCH METHODOLOGY 1.1. The concept of the research What are the new challenges women face today, how they cope with them, what they need in.The criteria for inclusion in the study must be clearly specified.

Definition of nursing methodology research in the dictionary.

Research methods synonyms, Research methods pronunciation, Research methods translation, English dictionary definition of Research methods. n. 1.The systematic collection and evaluation of data to describe, explain, and understand actions or events that occurred.

Conducting examination: Obtaining approval from authorities Budgeting Scheduling Emergency care and refferal (diagnostic method)Validity and reliabilty of the data.Case control studies Design of a case-control study Time Direction of enquiry Exposed Cases Population Not Exposed Exposed Controls Not Exposed.It is an in-depth study of a particular topic which contributes new information and knowledge in the field.

A field of applied statistics of human research surveys, survey methodology studies the sampling of individual units from a population and the associated survey data.Odds ratio (cross product ratio) It is a key parameter in the analysis of case control studies A measure of the strength of the association between risk factor and outcome Derivation of odds ratio is based on 3 assumptions Disease under investigation is a rare one Cases are representative of those with disease Controls are representative of those without disease.

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Relative risk X Attributable risk Relative risk Etiological enquiries Larger the RR, stronger the association between risk factor and outcome Does not reflect the potential public health importance Attributable risk Gives a better idea of the impact of a successful intervention might have in reducing the problem.Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.