The Newcastle-Ottawa Scale (NOS) for Assessing the Quality of Nonrandomised Studies in Meta-Analyses

By G. Wells, G. Wells, B. Shea, Dianne O'Connell, J. Peterson, Welch, M. Losos, Peter Tugwell, Sb Wells Ga, G. Zello and 1 more. 2014

26,308 citations recorded by the source corpus.

View Paper: https://www.semanticscholar.org/paper/c293fb316b6176154c3fdbb8340a107d9c8c82bf

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Citations in the corpus

• Posttraumatic Stress Disorder in Critical Illness Survivors: A Metaanalysis* (2015, background): “trolled trials (RCTs) and the Newcastle Ottawa Scale (16) for”
• The impact of frailty on intensive care unit outcomes: a systematic review and meta-analysis (2017, methodology): “Assessment of quality The Newcastle-Ottawa Scale (NOS) was used to assess for study quality [23].”
• Diet quality as assessed by the Healthy Eating Index, the Alternate Healthy Eating Index, the Dietary Approaches to Stop Hypertension score, and health outcomes: a systematic review and meta-analysis of cohort studies. (2015, methodology): “Hence, the full score was nine, and a high-quality study in the present analysis was defined by a threshold of 7 points.(20) Data extraction and quality assessment were performed by one author (L.”
• Eradication of Hepatitis C Virus Infection and the Development of Hepatocellular Carcinoma (2013, methodology): “Risk of bias relevant to observational studies was assessed using the Newcastle-Ottawa Scale (28), which determines study quality on the basis of selection, comparability, and outcome.”
• Thromboembolism risk of COVID-19 is high and associated with a higher risk of mortality: A systematic review and meta-analysis (2020, unknown): “The methodological quality of the non-comparative studies was assessed with a tool for evaluating the methodological quality of case reports and case series [13], whereas that of comparative studies was assessed using the Newcastle Ottawa tool [14].”
• Fruit and vegetable intake and the risk of cardiovascular disease, total cancer and all-cause mortality—a systematic review and dose-response meta-analysis of prospective studies (2017, methodology): “Study quality was assessed using the NewcastleOttawa scale which awards 0–9 stars based on the selection, comparability and outcome assessment.(82) We considered studies with scores of 0–3, 4–6 and 7–9 to represent low, medium and high quality studies, respectively.”