Problem:
Remember all participation replies each topic week should be substantive with 250 words. If citing a source please demonstrate APA 7th edition.
Hi class, and Dr. Hale,
The dissertation process involves repeating steps, and my experience in RES-831 and RSD-851 when I completed it. Will have significantly enhanced my understanding of the comparison between negative pressure ventilation (NPV) and positive pressure ventilation (PPV). Initially, I had a basic understanding of the topic and was interested in mechanical ventilation strategies, but I had not clearly identified a specific, researchable problem based on solid evidence. Through class discussions, literature reviews, and feedback on my prospectus slides, I shifted my focus toward a more quantitative approach.
I learned that a well-defined problem space involves not just identifying a clinical issue but also specifying measurable variables. For me, this meant moving from a broad comparison of ventilation methods to identifying specific outcomes, such as patient mortality rates, ventilation-related complications, length of hospital stay, or improvements in oxygenation. These outcomes are commonly used indicators of ventilation effectiveness in critical care research (Slutsky & Ranieri, 2013). This change aligned my study more closely with a quantitative research design. Feedback from my instructor and classmates was crucial in sharpening my focus. I realized that although NPV and PPV are common strategies, it's important to compare their effectiveness within specific patient groups or situations. Also, reviewing recent literature exposed gaps, especially in how NPV is used compared to the more common PPV. This underscored the importance of grounding my problem statement in recent, evidence-based research rather than outdated assumptions.
To improve my problem scope, I took several steps. I conducted focused literature searches on comparative studies of NPV and PPV, emphasizing quantitative results and statistical analyses. I clarified my problem statement by specifying the independent and dependent variables to ensure it aligned with a quantitative approach. I also revised my research questions to make them clear, measurable, and testable. Incorporating feedback from peers and faculty further enhanced clarity, feasibility, and relevance. Based on my experience, I advise peers to start with a broad interest area but quickly identify measurable variables that support a quantitative approach.
Using current literature is essential to justify the problem and find gaps that the study aims to fill. I also recommend that peers accept feedback and revise their problem scope several times. Finally, it is important to align the problem statement, research questions, and methodology to develop a strong, cohesive study. Despite the widespread use of positive-pressure ventilation in clinical settings, there is limited recent quantitative evidence comparing its effectiveness with negative-pressure ventilation in improving patient outcomes among adults with acute respiratory failure (Kacmarek, Stoller, & Heuer, 2020). Overall, grounding all claims in current research is essential for developing a strong, credible study (Creswell & Creswell, 2018). My understanding of my problem space has evolved from a general interest in ventilation methods to a focused, quantitative investigation comparing NPV and PPV based on measurable clinical outcomes. This iterative process has improved my ability to develop a meaningful and solid research problem. Need Assignment Help?
References:
Creswell, J. W., & Creswell, J. D. (2018). Research design: Qualitative, quantitative, and mixed methods approaches (5th ed.). Sage Publications.
Kacmarek, R. M., Stoller, J. K., & Heuer, A. J. (2020). Egan's fundamentals of respiratory care (12th ed.).
Elsevier. Slutsky, A. S., & Ranieri, V. M. (2013). Ventilator-induced lung injury. New England Journal of Medicine, 369(22), 2126-2136.