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One method of research for evidence-based practice in nursing is 'qualitative research': The word implies an entity and meanings that are not experimentally examined or measured in terms of quantity, amount, frequency, or intensity. With qualitative research, researchers learn about patient experiences through discussions and interviews.
The dominant research method is the randomised controlled trial. Qualitative research is based in the paradigm of phenomenology, grounded theory, ethnography and others, and examines the experience of those receiving or delivering the nursing care, focusing, in particular, on the meaning that it holds for the individual
Medical audit later evolved into clinical audit and a revised definition was announced by the NHS Executive: "Clinical audit is the systematic analysis of the quality of healthcare, including the procedures used for diagnosis, treatment and care, the use of resources and the resulting outcome and quality of life for the patient."
Clinical research is different from clinical practice: in clinical practice, established treatments are used to improve the condition of a person, while in clinical research, evidence is collected under rigorous study conditions on groups of people to determine the efficacy and safety of a treatment. [1] [2]
Often there is a gap between what an organization wants to do and what the employees actually do, so many times many institutions set up infrastructure to focus on service excellence. [9] In an effort to provide patients with the highest possible quality of clinical care, the National institute of clinical excellence (NICE) was created. [10]
Clinical audit is the review of clinical performance, the refining of clinical practice as a result and the measurement of performance against agreed standards – a cyclical process of improving the quality of clinical care. In one form or another, audit has been part of good clinical practice for generations.
Patricia Sawyer Benner is a nursing theorist, academic and author. She is known for one of her books, From Novice to Expert: Excellence and Power in Clinical Nursing Practice (1984). Benner described the stages of learning and skill acquisition across the careers of nurses, applying the Dreyfus model of skill acquisition to nursing
Critical appraisal (or quality assessment) in evidence based medicine, is the use of explicit, transparent methods to assess the data in published research, applying the rules of evidence to factors such as internal validity, adherence to reporting standards, conclusions, generalizability and risk-of-bias.