Research Design - Sampling Techniques & Sample Size Calculation

Описание: Research design is the predominant concept that has been elucidated in this sqadia.com medical V learning lecture. From conversing about the research question, and research design to shedding light on case reports and case series, all the minute details have been highlighted. Additionally, analytical and interventional studies together with the sampling techniques and sample size calculation have been brought under consideration.

▬ 📃 Research Question & Introduction to Research Design ▬▬▬▬▬▬▬▬▬▬
In this lecture ´´Research Design´´ is explained. Section one is about ´´Research Question and Introduction to Research Design´´. Research aims to establish new knowledge around a topic. So, in the first few slides research questions are pursued. After that different kinds of research questions are explained. Moreover, the educator tells about the research design. At last, the hierarchy of evidence is illustrated.

▬ 📜 Descriptive Studies ▬▬▬▬▬▬▬▬▬▬
At first, in this section educator tells about observational studies and their divisions. This is followed by a detailed discussion of descriptive studies. In the next slide, information is delivered on the case report. The case series comes under consideration. Moreover, similarities between case reports and case series are highlighted. Subsequently, cross-sectional studies are reported. Lastly, the educator tells when to use cross-sectional studies.

▬ 📃 Analytical Studies ▬▬▬▬▬▬▬▬▬▬
The educator initially talks about what are analytical studies. After that explains the cross-sectional comparative study and case control studies. Then educator focuses on when to use a case-control design along with the advantages and disadvantages of retrospective case-control studies. Subsequently, cohort studies and the design of cohort studies in conjunction with the difficulties with cohort studies and when to use a cohort study design are highlighted.

▬ 📜 Interventional Studies ▬▬▬▬▬▬▬▬▬▬
First and foremost, ethical concerns of interventional studies and choice of control alongside the randomized controlled trial (RCT) have been discussed. Moreover, blinding in randomized clinical trials, and parallel group design in conjunction with its advantages and disadvantages have been delineated. Additionally, crossover trials, their advantages and disadvantages together with the superiority and equivalence trials and quasi-experimental designs have been reported.

▬ 📃 Sampling Techniques & Sample Size Calculation ▬▬▬▬▬▬▬▬▬▬
Sampling techniques including convenience, purposive, and quota sampling have been shed light on. Moreover, simple random sampling along with stratified and cluster sampling has been highlighted. Furthermore, choosing and calculating sample size in addition to an overview of Raosoft has been put forth.

▬ 🎬 5500+ sqadia.com Medical Videos ▬▬▬▬▬▬▬▬▬▬
👩🏻‍⚕️ Medical students online education 24/7/365.
💡 Medical learning made easy.
💪 Study Hard, Dream Big.