The impact of group polarization on the quality of online debate in social media: A systematic literature review

2021 ◽  
Vol 170 ◽  
pp. 120924
Author(s):  
Luca Iandoli ◽  
Simonetta Primario ◽  
Giuseppe Zollo
2021 ◽  
Vol 80 (Suppl 1) ◽  
pp. 1337.2-1337
Author(s):  
T. W. Swinnen ◽  
M. Willems ◽  
I. Jonkers ◽  
F. P. Luyten ◽  
J. Vanrenterghem ◽  
...  

Background:The personal and societal burden of knee osteoarthritis (KOA) urges the research community to identify factors that predict its onset and progression. A mechanistic understanding of disease is currently lacking but needed to develop targeted interventions. Traditionally, risk factors for KOA are termed ‘local’ to the joint or ‘systemic’ referring to whole-body systems. There are however clear indications in the scientific literature that contextual factors such as socioeconomic position merit further scientific scrutiny, in order to justify a more biopsychosocial view on risk factors in KOA.Objectives:The aims of this systematic literature review were to assess the inclusion of socioeconomic factors in KOA research and to identify the impact of socioeconomic factors on pain and function in KOA.Methods:Major bibliographic databases, namely Medline, Embase, CINAHL, Web of Science and Cochrane, were independently screened by two reviewers (plus one to resolve conflicts) to identify research articles dealing with socioeconomic factors in the KOA population without arthroplasty. Included studies had to quantify the relationship between socioeconomic factors and pain or function. Main exclusion criteria were: a qualitative design, subject age below 16 years and articles not written in English or Dutch. Methodological quality was assessed via the Cochrane risk of bias tools for randomized (ROB-II) and non-randomized intervention studies (ROBIN-I) and the Newcastle-Ottawa Scale for assessing the quality of non-randomised studies. Due to heterogeneity of studies with respect to outcomes assessed and analyses performed, no meta-analysis was performed.Results:Following de-duplication, 7639 articles were available for screening (120 conflicts resolved without a third reader). In 4112 articles, the KOA population was confirmed. 1906 (25%) were excluded because of knee arthroplasty and 1621 (21%) because of other issues related to the population definition. Socioeconomic factors could not be identified in 4058 (53%) papers and were adjusted for in 211 (3%) articles. In the remaining papers covering pain (n=110) and/or function (n=81), education (62%) and race (37%) were most frequently assessed as socioeconomic factors. A huge variety of mainly dichotomous or ordinal socioeconomic outcomes was found without further methodological justification nor sensitivity analysis to unravel the impact of selected categories. Although the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) was the most popular instrument to assess pain and function, data pooling was not possible as socioeconomic factors estimates were part of multilevel models in most studies. Overall results showed that lower education and African American race were consistent predictors of pain and poor function, but those effects diminished or disappeared when psychological aspects (e.g. discrimination) or poverty estimates were taken into account. When function was assessed using self-reported outcomes, the impact of socioeconomic factors was more clear versus performance-based instruments. Quality of research was low to moderate and the moderating or mediating impact of socioeconomic factors on intervention effects in KOA is understudied.Conclusion:Research on contextual socioeconomic factors in KOA is insufficiently addressed and their assessment is highly variable methodologically. Following this systematic literature review, we can highlight the importance of implementing a standardised and feasible set of socioeconomic outcomes in KOA trials1, as well as the importance of public availability of research databases including these factors. Future research should prioritise the underlying mechanisms in the effect of especially education and race on pain and function and assess its impact on intervention effects to fuel novel (non-)pharmacological approaches in KOA.References:[1]Smith TO et al. The OMERACT-OARSI Core Domain Set for Measurement in Clinical Trials of Hip and/or Knee Osteoarthritis J Rheumatol 2019. 46:981–9.Disclosure of Interests:None declared.


2021 ◽  
pp. 5-15
Author(s):  
Achmad Farid Dedyansyah ◽  
◽  
Sri Pujiningsih ◽  
Satia Nur Maharani ◽  
◽  
...  

The quality of accounting information cannot be separated from the adopted accounting standards. More than 87% of countries worldwide have implemented IFRS standards as financial guidelines in their countries. The goal of IFRS is to make companies more transparent and flexible in producing accounting information based on which users can predict future investment values. The purpose of this article is a systematic literature review on the quality of accounting information associated with adopting IFRS. The sample of this study - 125 articles reviewed in four main classifications: research subject areas, measurement of accounting information quality, theoretical approaches, and research methods. Previous research was obtained from online databases such as Science Direct, Emerald Group, Sage Journal, and Taylor & Francis. The PICO framework in this study was applied to minimize bias from previous studies. The analysis results show that average the most articles on the quality of accounting information were found in journals categorized in the accounting field. Most studies have been found on the European continent regarding the quality of accounting information – 52 (37.7%). Determining the quality of accounting information requires several tests. As a result, 49 (38.8%) and 47 (37.1%) articles emphasize the accrual test model and value relevance model in assessing the quality of accounting information. The results show that 56 articles (44.8%) use the regression analysis method to test value relevance, accrual, and timely loss reporting models.


2021 ◽  
Vol 3 (1) ◽  
pp. 45-58
Author(s):  
Lucy Natecho Namusonge ◽  
Jacob Odhiambo Ngachra

High maternal and new born mortality remains a pressing problem in developing settings. Poor treatment during childbirth contributes directly and indirectly to this problem at a rate of 82%. Many women experience disrespectful and abusive treatment during childbirth in facilities worldwide which violates their rights to respectful care and a threat to their right to life, health, bodily integrity and freedom from discrimination. Majority of women report to have experienced some form of disrespect and abuse during childbirth. This systematic literature review aimed at reviewing studies on Respectful Maternity Care interventions aimed at promoting Quality of Maternal and New born Care. Objectives were to assess literature on how mothers are treated during childbirth (experience of care/respectful maternity care), to find out the factors contributing to disrespect and abuse during childbirth, to identify strategies for addressing issues affecting respectful maternity care. The literature review employed a quality assessment tool ‘PRISMA’, by the WHO. Eligibility criteria was studies published between 1992 and 2020 in indexed national and international journals in English language focusing on Respectful Maternity Care interventions in promoting Quality of Maternal and New born Care. Literature was reviewed from academic databases, project reports and documents. Electronic searches included reference libraries: PubMed, Cochrane Reference Libraries, google scholar, Medline on Mega scope data bases, CINAHL, Embase data bases and grey literature. Studies meeting the following criteria were included in the review: 1) Respectful Maternity Care; 2) Facilitators to dignity and respect during childbirth; and 3) Quality of Maternal and New born Care (QMNC). Disrespect and abuse appear to be widespread and research and implementation efforts must continue, there is lack of standardized definitions, instruments hence affecting generalizability and comparability, there are no adequate available data to quantify the prevalence of these behaviours. No matter the conceptual framework used in future investigations, studies should seek to accomplish three objectives: (1) to measure the perceived and observed frequencies of mistreatment in maternal health settings, (2) to examine the macro and micro level factors that drive mistreatment, (3) to assess the impact of mistreatment on the health outcomes of women and their new borns, and 4)  to employ mixed method design as an optimal strategy to evaluate mistreatment and include direct observations to bridge the gap between observed measures and participants’ self-reported experiences of mistreatment.


2019 ◽  
Author(s):  
Joana M Barros ◽  
Jim Duggan ◽  
Dietrich Rebholz-Schuhmann

BACKGROUND Public health surveillance is based on the continuous and systematic collection, analysis, and interpretation of data. This informs the development of early warning systems to monitor epidemics and documents the impact of intervention measures. The introduction of digital data sources, and specifically sources available on the internet, has impacted the field of public health surveillance. New opportunities enabled by the underlying availability and scale of internet-based sources (IBSs) have paved the way for novel approaches for disease surveillance, exploration of health communities, and the study of epidemic dynamics. This field and approach is also known as infodemiology or infoveillance. OBJECTIVE This review aimed to assess research findings regarding the application of IBSs for public health surveillance (infodemiology or infoveillance). To achieve this, we have presented a comprehensive systematic literature review with a focus on these sources and their limitations, the diseases targeted, and commonly applied methods. METHODS A systematic literature review was conducted targeting publications between 2012 and 2018 that leveraged IBSs for public health surveillance, outbreak forecasting, disease characterization, diagnosis prediction, content analysis, and health-topic identification. The search results were filtered according to previously defined inclusion and exclusion criteria. RESULTS Spanning a total of 162 publications, we determined infectious diseases to be the preferred case study (108/162, 66.7%). Of the eight categories of IBSs (search queries, social media, news, discussion forums, websites, web encyclopedia, and online obituaries), search queries and social media were applied in 95.1% (154/162) of the reviewed publications. We also identified limitations in representativeness and biased user age groups, as well as high susceptibility to media events by search queries, social media, and web encyclopedias. CONCLUSIONS IBSs are a valuable proxy to study illnesses affecting the general population; however, it is important to characterize which diseases are best suited for the available sources; the literature shows that the level of engagement among online platforms can be a potential indicator. There is a necessity to understand the population’s online behavior; in addition, the exploration of health information dissemination and its content is significantly unexplored. With this information, we can understand how the population communicates about illnesses online and, in the process, benefit public health.


2021 ◽  
Vol ahead-of-print (ahead-of-print) ◽  
Author(s):  
Puneet Kaur ◽  
Amandeep Dhir ◽  
Amal Khalifa Alkhalifa ◽  
Anushree Tandon

PurposeThis study is a systematic literature review (SLR) on prior research examining the impact of the nocturnal use of social media platforms on a user's sleep, its dimensions and its perceptually allied problems. This SLR aims to curate, assimilate and critically examine the empirical research in this domain.Design/methodology/approachForty-five relevant studies identified from the Scopus and Web of Science (WoS) databases were analyzed to develop a comprehensive research profile, identify gaps in the current knowledge and delineate emergent research topics.FindingsPrior research has narrowly focused on investigating the associations between specific aspects of social media use behavior and sleep dimensions. The findings suggest that previous studies are limited by research design and sampling issues. We highlight the imperative need to expand current research boundaries through a comprehensive framework that elucidates potential issues to be addressed in future research.Originality/valueThe findings have significant implications for clinicians, family members and educators concerning promoting appropriate social media use, especially during sleep latency.


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