•Article A: Gould, DJ, Moralejo, D, Drey, N, Chudleigh, JH & Taljaard, M(2017), ‘Interventions to improve hand hygiene compliance in patient care’, Cochrane Database of Systematic Reviews, 9(9), viewed 14th July, 2023, https://pubmed-ncbi-nlm-nih-gov.ezproxy.utas.edu.au/28862335.•Article B: Kuti BP, Ogunlesi TA, Oduwole O, Oringanje CCMO, Udoh EE, Bello S, Horn D, Meremikwu MM. Hand hygiene for the prevention of infections in neonates. Cochrane Database of Systematic Reviews 2023, Issue 6. Art. No.: CD013326. DOI: 10.1002/14651858.CD013326.pub4. Accessed 10 August 2023•Roshan R, Feroz AS, Rafique Z, Virani N. Rigorous Hand Hygiene Practices Among Health Care Workers Reduce Hospital-Associated Infections During the COVID-19 Pandemic. J Prim Care Community Health. 2020 Jan-Dec;11:2150132720943331. doi: 10.1177/2150132720943331. PMID: 32686571; PMCID: PMC7372602..Clancy C, Delungahawatta T, Dunne CP. Hand-hygiene-related clinical trials reported between 2014 and 2020: a comprehensive systematic review. J Hosp Infect. 2021 May;111:6-26. doi: 10.1016/j.jhin.2021.03.007. Epub 2021 Mar 17. Erratum in: J Hosp Infect. 2021 Nov;117:194-196. PMID: 33744382; PMCID: PMC9585124
An appropriate hierarchy of evidence is identified, justified, and used to accurately evaluate the level of evidence of four articles chosen?
In the realm of healthcare research, the hierarchy of evidence serves as a structured framework for assessing the quality and reliability of studies. This essay critically evaluates the hierarchy of evidence in relation to four selected articles focusing on hand hygiene practices and their impact on infection prevention. The articles encompass a range of research methodologies, providing an opportunity to examine the hierarchy’s applicability in assessing their levels of evidence.
Cochrane systematic reviews are considered one of the highest levels of evidence. These reviews rigorously synthesize existing studies to draw robust conclusions. The systematic review by Gould et al. (2017) investigating interventions to improve hand hygiene compliance falls under this category. The study’s rigorous methodology and comprehensive analysis of multiple trials lend it a high level of evidence within the hierarchy.
Similarly, Article B by Kuti et al. (2023) is a Cochrane systematic review focusing on hand hygiene for infection prevention in neonates. As a peer-reviewed, evidence-based synthesis, it holds a high position in the hierarchy of evidence due to its comprehensive analysis of available research.
The study by Roshan et al. (2020) exploring hand hygiene practices among healthcare workers during the COVID-19 pandemic is published in a peer-reviewed journal. Although a primary research article, it falls slightly below systematic reviews in the hierarchy. However, it still holds substantial weight in the hierarchy of evidence due to its empirical research design and relevance to a pressing health crisis.
The article by Clancy et al. (2021) represents a comprehensive systematic review of hand hygiene-related clinical trials conducted between 2014 and 2020. This type of review occupies a vital position in the hierarchy due to its ability to critically appraise and synthesize research findings. Its inclusion of multiple studies positions it as high-quality evidence despite not being a systematic review conducted by Cochrane.
The hierarchy of evidence provides a valuable tool for assessing the reliability and validity of research studies. In this evaluation, the selected articles span a range of research methodologies and publication platforms. Cochrane systematic reviews, known for their meticulous methodology, stand at the pinnacle of the hierarchy. However, other peer-reviewed primary research articles and systematic reviews also hold significant positions within the hierarchy due to their empirical designs, robust analyses, and contributions to the body of knowledge. Understanding and applying the hierarchy of evidence enhances the discernment of research quality and strengthens evidence-based decision-making in healthcare practices.
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