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Comment on: Global mortality of children after perioperative cardiac arrest: A systematic review, meta-analysis, and meta-regression

Year: 2022
Type: letter
Abstract: Comment on: Global mortality of children after perioperative cardiac arrest: A systematic review, meta-analysis, and meta-regressionThe recent article by Abate et al. presented a systematic review of published peer-reviewed literature that reported the mortality of children after a perioperative cardiac arrest [1].This review is very important considering the high incidence of these events in children, especially in those living in low-and middle-income countries.However, we highlight several serious concerns regarding the methodology used in the literature.The inclusion and exclusion criteria for these studies should be more precise and the definition of anaesthesia-related cardiac arrest and mortality is insufficient.What types of studies were included in the review?Were studies in which various types of surgery were performed only included or were studies in which a specific type of surgery was performed also included?What was the minimum sample size required for the studies?The incidences of perioperative and anaesthesia-related cardiac arrest and mortality were considered for what length of time?There was no information that the authors used in the Methods section of the study regarding the World Bank Classification by country income level; however, this information was included only in the Results section.These aspects are important to the research findings.The most serious concerns are related to the process of data extraction from the original articles included in the review, which showed unreliable findings.In Table 1, referring to the distribution of the articles, several inconsistencies, such as references, year of publication, number of cardiac arrests, number of anaesthetic procedures (sample), and ages of paediatric patients were observed.Some examples
DOI: 10.1016/j.amsu.2022.103970
Language: English
Field: Medicine
Open Access status: gold
Estimated APC paid: $1,850
OpenAlex ID: W4282552758
Cites: 35
Cited by:
Related to: 10