What constitutes expert opinion in evidence-based practice?

In the context of evidence-based practice, expert opinion is defined as recommendations that stem from the experience and knowledge of professionals who possess a high level of expertise in a specific field. This opinion typically emerges from direct clinical experience, specialization in a particular area, and the synthesis of existing research and empirical evidence. As such, expert opinions are valuable for guiding clinical decisions, especially in situations where robust research evidence may be limited or unavailable.

Expert opinions are considered a significant component of evidence-based practice because they can provide insights into best practices, emerging trends, and the application of evidence in real-world settings. Unlike predictive models, which rely on quantitative data and historical trends, or generalized statements found in the media, expert opinions are grounded in professional judgement and contextual understanding of clinical scenarios. Public opinions on healthcare, while relevant in some contexts, do not carry the same weight or rigor as assessments provided by recognized experts in the field. This makes recommendations based on expert opinion a crucial aspect of informed decision-making in healthcare.