25 research outputs found

    Mapping stakeholders of the Palestinian Health Research System: a qualitative study

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    There is a growing international and regional interest in Health Research Systems (HRSs) in light of a global strategy for HRS stakeholders' (HRSSHs) active involvement. HRSSHs in Palestine have rarely been investigated with regard to uncertainties.; This study aimed to analyse perceptions of HRSSHs in order to understand their roles and involvement, identify gaps, and offer policy solutions for stakeholders' engagement in the Palestinian HRS.; This qualitative study targeted three local Palestinian health sectors, government, academia, and local and international agencies. Data were collected through 52 in-depth interviews (IDIs) and 6 focus group discussions (FGDs) and then analysed using MAXQDA 12 software. Participants and institutions were selected purposively based on a set of criteria and peer review.; The overall HRS stakeholders' roles were unsatisfactory, with low involvement from society, the private sector, local and international sectors. The role of academia and the Ministry of Health is vital but observed moderate in health research while that of international agencies is weak due to conflicting agendas and lack of a guiding body. Most universities have poor representation in public decision-making and scarcity in health research potential and capacity. Interest-power imbalance among stakeholders is reported where political, organizational, and technical shortfalls were indicative of weak roles and low involvement, along with a lack of health research culture, structure, resources, defined roles, and network.; Tackling the inadequate roles, interests' disparity, and poor involvement of HRSSHs is imperative for HRS strengthening. Redefining HRSSHs' roles and involving all stakeholders is key through strategic dialogue, consolidated leadership, and resource mobilization

    Overview of CheckThat! 2020: Automatic Identification and Verification of Claims in Social Media

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    We present an overview of the third edition of the CheckThat! Lab at CLEF 2020. The lab featured five tasks in two different languages: English and Arabic. The first four tasks compose the full pipeline of claim verification in social media: Task 1 on check-worthiness estimation, Task 2 on retrieving previously fact-checked claims, Task 3 on evidence retrieval, and Task 4 on claim verification. The lab is completed with Task 5 on check-worthiness estimation in political debates and speeches. A total of 67 teams registered to participate in the lab (up from 47 at CLEF 2019), and 23 of them actually submitted runs (compared to 14 at CLEF 2019). Most teams used deep neural networks based on BERT, LSTMs, or CNNs, and achieved sizable improvements over the baselines on all tasks. Here we describe the tasks setup, the evaluation results, and a summary of the approaches used by the participants, and we discuss some lessons learned. Last but not least, we release to the research community all datasets from the lab as well as the evaluation scripts, which should enable further research in the important tasks of check-worthiness estimation and automatic claim verification.Comment: Check-Worthiness Estimation, Fact-Checking, Veracity, Evidence-based Verification, Detecting Previously Fact-Checked Claims, Social Media Verification, Computational Journalism, COVID-1

    The Palestinian health research system:who orchestrates the system, how and based on what? A qualitative assessment

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    Abstract Background In 2011, the WHO Eastern Mediterranean Region committee launched a strategy for scaling up research in the region to address the countries’ health needs through formulating and analysing the National Health Research System (HRS). Stewardship comprises three functions, namely governance, policy and priorities, and is a central pillar of this system to ensure a well-organised and functioning HRS. This study aims to examine the perceptions of the HRS performers to understand these functions and to generate insights for system strengthening. Methods The study was carried out in Palestine, targetting three sectors in the health field, including relevant governmental health institutions, schools of public health, and major local and international health agencies. The data were collected through 52 in-depth interviews (IDIs) and 6 focus group discussions (FGDs) with policy-makers, academics, directors, and experts. Participants and institutions were selected purposively based on a set of criteria and peer review. Results A total of 104 experts participated in the IDIs (52 participants) and FGDs (52 participants in 6 FGDs), highlighting that stewardship functions remain problematic and insufficiently performed, mainly due to a missing health research structural and regulatory framework and dispersed health research work. Despite the limited good practices, the majority of the participants described the Ethical Review and Clearance as weak due to the lack of an agreed-upon national committee and procedural quality and ethics guidelines for non-compliance. A policy or strategy dedicated to health research is lacking. The exercises of research priority-setting appear to be evolving despite the lack of consensus and the low levels of knowledge and experience in research prioritisation. Common gaps, such as weak political will and capacity support, the absence of a national unified regulating body, and the indirect effects of political conditions on strengthening the HRS as well as other sectors, also emerged. Conclusions The stewardship functions of the Palestinian HRS remain weak along with substantial political, structural, and resources and capacity gaps. The study emphasises the imperative need to initiate strategic efforts led by the MOH and the Palestinian National Institute of Public Health alongside with other players to strengthen a national HRS through improving the stewardship functions. To achieve this, attention and support of decision-makers, involvement, mobilisation and strategic dialogue are indispensable, in order to embark on building a well-regulated and coordinated structure, operational research policy, and prioritisation of essential research

    Adnexal masses in pregnancy: An updated review

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    Adnexal masses in pregnancy are not commonly encountered. The majority of these masses are discovered incidentally during routine follow-up. However, some of these masses become symptomatic due to their size, location, and impingement of adjacent structures. Several diagnostic modalities can be utilized for the detection of adnexal masses with different sensitivity and specificity rates. The differential diagnosis of adnexal masses discovered during pregnancy is broad and includes both benign and malignant lesions. The management of such lesions has been a subject of debate for years with no consensus regarding the best management plan. Tumor size, site, and the trimester of mass detection are all crucial in management. In this account, we review adnexal masses discovered in pregnancy, the diagnostic modalities utilized for detecting these lesions, their differential diagnosis, and management strategies

    SemEval-2021 Task 6: Detection of Persuasion Techniques in Texts and Images

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    We describe SemEval-2021 task 6 on Detection of Persuasion Techniques in Texts and Images: the data, the annotation guidelines, the evaluation setup, the results, and the participating systems. The task focused on memes and had three subtasks: (i) detecting the techniques in the text, (ii) detecting the text spans where the techniques are used, and (iii) detecting techniques in the entire meme, i.e., both in the text and in the image. It was a popular task, attracting 71 registrations, and 22 teams that eventually made an official submission on the test set. The evaluation results for the third subtask confirmed the importance of both modalities, the text and the image. Moreover, some teams reported benefits when not just combining the two modalities, e.g., by using early or late fusion, but rather modeling the interaction between them in a joint model

    Detecting propaganda techniques in memes

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    Propaganda can be defined as a form of communication that aims to influence the opinions or the actions of people towards a specific goal; this is achieved by means of well-defined rhetorical and psychological devices. Propaganda, in the form we know it today, can be dated back to the beginning of the 17th century. However, it is with the advent of the Internet and the social media that it has started to spread on a much larger scale than before, thus becoming major societal and political issue. Nowadays, a large fraction of propaganda in social media is multimodal, mixing textual with visual content. With this in mind, here we propose a new multi-label multimodal task: detecting the type of propaganda techniques used in memes. We further create and release a new corpus of 950 memes, carefully annotated with 22 propaganda techniques, which can appear in the text, in the image, or in both. Our analysis of the corpus shows that understanding both modalities together is essential for detecting these techniques. This is further confirmed in our experiments with several state-of-the-art multimodal models

    Dental-Dam for Infection Control and Patient Safety during Clinical Endodontic Treatment: Preferences of Dental Patients

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    Background: A number of factors (first experience, treating clinician and time to place dental-dam) may influence patients’ preferences regarding dental-dams. In general, patients accept placing it and that it must be used for teeth isolation during endodontic procures for the sake of patient safety and infection control. Objectives: The aim of this study is to investigate preferences and experiences of patients using dental-dam (DD) isolation during root canal treatment (RCT) and to explore influencing factors among the residents of Madinah Munnawara, Saudi Arabia. Methods: Following an ethical approval and a pilot study, a self-administrated questionnaire was distributed to 305 patients attending endodontic clinics at the Taibah University College of Dentistry (TUCOD) over six months. Patients voluntarily participated in the study after understanding the methodologies and signing a consent form. They were asked to fill out a questionnaire on their experiences and preferences in placing the DD during RCT. Data were analyzed using the Chi-square test at p = 0.05. Results: The response rate was 91%. There was no significant correlation between patients’ preferences and their race, age and gender (p > 0.05). The majority of participants (74.3%) would prefer to use a DD in their next session (p < 0.001). This preference negatively correlated with the time required to place a DD and the duration of the current visit (p < 0.001). While most of those who would prefer to use a DD in their next visit were pleased with how it was placed in the current session (76.6%), most of those who would not do so (66.7%) were uncomfortable. Overall, the highest proportion of participants (40.2%) reported that prevention of instrument swallowing was the most important advantage of DD isolation (p < 0.001). Conclusions: Overall, DD isolation for RCT is generally well accepted by patients regardless of their country of origin, gender, education and awareness of its advantages. Patients’ safety was the most attractive advantage for patients to the application of the DD. The time required to place the dental dam and first visit experience in placing the DD affect patients’ future preference

    Detecting Propaganda Techniques in Memes

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    Propaganda can be defined as a form of communication that aims to influence the opinions or the actions of people towards a specific goal; this is achieved by means of well-defined rhetorical and psychological devices. Propaganda, in the form we know it today, can be dated back to the beginning of the 17th century. However, it is with the advent of the Internet and the social media that it has started to spread on a much larger scale than before, thus becoming major societal and political issue. Nowadays, a large fraction of propaganda in social media is multimodal, mixing textual with visual content. With this in mind, here we propose a new multi-label multimodal task: detecting the type of propaganda techniques used in memes. We further create and release a new corpus of 950 memes, carefully annotated with 22 propaganda techniques, which can appear in the text, in the image, or in both. Our analysis of the corpus shows that understanding both modalities together is essential for detecting these techniques. This is further confirmed in our experiments with several state-of-the-art multimodal models
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