Design of a Clinical Case Series

This chapter delves into the intricacies of designing and conducting clinical case series in orthopedic surgery, highlighting their significance in advancing medical knowledge and practice. It begins by elucidating the concept of evidence-based medicine and the importance of integrating clinical expertise with up-to-date research findings. Exploring the hierarchy of evidence in clinical research, the chapter emphasizes the valuable role of case series despite their lower level within this hierarchy. Addressing the process of initiating a case series, the chapter discusses key considerations such as defining the research question, identifying the study population, risk factors, and outcomes. Strengths and weaknesses of case series are analyzed, emphasizing their value in generating hypotheses and facilitating awareness about diseases or interventions. Practical guidance is provided on conducting statistical analyses, including strategies to mitigate biases and enhance validity. Drawing from examples in orthopedic surgery, this chapter illustrates how well-designed case series can influence clinical practice and pave the way for future research. Despite limitations, case series offer educational benefits and serve as a cornerstone for evidence-based medicine. Encouraging the production of high-quality case series, this chapter underscores their pivotal role in shaping the landscape of orthopedic surgery research and innovation.