Anas Khan
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View article: Critical determinants of morbidity and adverse outcomes during the Hajj using the Haddon matrix and the combined model
Critical determinants of morbidity and adverse outcomes during the Hajj using the Haddon matrix and the combined model Open
Hajj, the annual pilgrimage to Makkah, Saudi Arabia, attracts around two million Muslims from across the globe, making it one of the world's largest mass gatherings. This event is associated with different public health challenges due to t…
View article: Knowledge of Health Services Access Among Hajj Pilgrims in Saudi Arabia During the 1445 H (2024 G) Season and Its Associated Demographic and Health-Related Factors
Knowledge of Health Services Access Among Hajj Pilgrims in Saudi Arabia During the 1445 H (2024 G) Season and Its Associated Demographic and Health-Related Factors Open
Background: The Hajj pilgrimage, a significant religious event, presents unique health challenges due to the large number of participants and the physical demands of the pilgrimage. Despite efforts by Saudi health authorities to provide co…
View article: Effectiveness of pneumococcal vaccination in reducing hospitalization and mortality among the elderly: A systematic review and meta-analysis
Effectiveness of pneumococcal vaccination in reducing hospitalization and mortality among the elderly: A systematic review and meta-analysis Open
This meta-analysis assesses pneumococcal vaccine effectiveness in reducing hospitalization and mortality among the elderly. The studies retrieved from PubMed, Scopus, Embase, and Cochrane through March 2025. Of 3,002 identified studies, 35…
View article: Radiological Findings of Chest X-Rays During the Hajj Seasons 1444–1445 H/2023–2024 G: Diagnostic Quality and Gender Differences in Interpretation Concordance
Radiological Findings of Chest X-Rays During the Hajj Seasons 1444–1445 H/2023–2024 G: Diagnostic Quality and Gender Differences in Interpretation Concordance Open
Background: Mass gatherings like the Hajj pilgrimage present unique challenges for radiological services, with high patient volumes and increased respiratory disease risks necessitating reliable chest X-ray interpretation. Objectives: The …
View article: Prevalence of Foot Diseases and Injuries and Their Associations with Demographic and Health-Related Factors Among Umrah Pilgrims in 2024 G (1445 H)
Prevalence of Foot Diseases and Injuries and Their Associations with Demographic and Health-Related Factors Among Umrah Pilgrims in 2024 G (1445 H) Open
Background: Foot injuries are common among Umrah pilgrims due to prolonged walking, overcrowded conditions, and inadequate preventive measures, such as inappropriate footwear or walking barefoot. Despite their potential impact on mobility …
View article: Methods and tools for rapid risk assessments for acute public health emergencies
Methods and tools for rapid risk assessments for acute public health emergencies Open
Public Health Emergencies can arise from chemical, biological, and radio-nuclear (CBRN) and natural or man-made environmental hazards. These events can threaten human health, especially with certain biological hazards. Therefore, a signifi…
View article: Medication Adherence Among Pilgrims with Chronic Diseases at Hajj 2024
Medication Adherence Among Pilgrims with Chronic Diseases at Hajj 2024 Open
BACKGROUND Data on the pattern of medication use among pilgrims during the Hajj can help pilgrims make informed decisions regarding safe and effective medication use. This study aimed to evaluate medication adherence and identify barriers …
View article: Prevalence of cough and associated symptoms among pilgrims in large mass gathering event 2024: a cross-sectional study
Prevalence of cough and associated symptoms among pilgrims in large mass gathering event 2024: a cross-sectional study Open
A significant number of cough symptoms were reported, with the highest incidence in older adults. Additionally, notable associations were identified between cough and pre-existing health conditions, particularly diabetes mellitus, hyperten…
View article: Health Education in Mass Gatherings: A Scoping Review to Guide Public Health Preparedness and Practice
Health Education in Mass Gatherings: A Scoping Review to Guide Public Health Preparedness and Practice Open
Objectives: In view of a lack of evidence on the subject, we aimed to perform a scoping review to understand the impact of health education among people attending mass gatherings. Methods: We followed the Preferred Reporting Items for Syst…
View article: Immunization Coverage and Barriers among Hajj and Umrah Pilgrims: Insights into Vaccine Uptake and Compliance
Immunization Coverage and Barriers among Hajj and Umrah Pilgrims: Insights into Vaccine Uptake and Compliance Open
Background: The Hajj pilgrimage poses significant public health challenges due to the risk of infectious disease transmission. Despite mandatory vaccination policies, barriers such as hesitancy, logistical issues, and vaccine availability …
View article: Prevalence and Risk of Meningococcal Disease or Carriage During Mass Gatherings and Associated Travel: Systematic Review and Meta-Analysis
Prevalence and Risk of Meningococcal Disease or Carriage During Mass Gatherings and Associated Travel: Systematic Review and Meta-Analysis Open
Background: While efforts have been made to control meningococcal disease or carriage during mass gatherings (MGs), it is still a significant problem. This meta-analysis aims to assess the prevalence and predictors of meningitis carriage d…
View article: Health Risk Behaviors and Associated Factors Among Hajj 2024 Pilgrims: A Multinational Cross-Sectional Study
Health Risk Behaviors and Associated Factors Among Hajj 2024 Pilgrims: A Multinational Cross-Sectional Study Open
Minor risk behaviors among pilgrims can lead to increased morbidity, mortality, and logistical challenges. Guidance promoting healthy practices before and during the pilgrimage is essential to mitigate these risks and reduce adverse outcom…
View article: AI-driven healthcare innovations for enhancing clinical services during mass gatherings (Hajj): task force insights and future directions
AI-driven healthcare innovations for enhancing clinical services during mass gatherings (Hajj): task force insights and future directions Open
Expanding the role of AI in healthcare during MGs will help optimize healthcare outcomes and utilization. Concerns about AI ethics and data security need to be addressed. Additional data is needed to address the gaps in the literature rega…
View article: Current Advancements in the Diagnosis and Treatment of Metastatic Spinal Cord Compression and Its Postintervention Care: A Comprehensive Review
Current Advancements in the Diagnosis and Treatment of Metastatic Spinal Cord Compression and Its Postintervention Care: A Comprehensive Review Open
View article: The Hajj legacy and Saudi Arabia’s exemplary response to COVID-19
The Hajj legacy and Saudi Arabia’s exemplary response to COVID-19 Open
The COVID-19 pandemic required strong public health measures globally. Saudi Arabia’s effective pandemic management, leveraging its experience with mass gatherings such as the Hajj pilgrimage, has been lauded globally. This study was devel…
View article: Exploring the prevalence of chronic diseases and health status among international Hajj pilgrims
Exploring the prevalence of chronic diseases and health status among international Hajj pilgrims Open
Background and aims Pilgrims with pre-existing Chronic Diseases are at high risk of physical stress that can lead to unexpected health outcomes, including multiple visits to the hospital, organ failure, or even death. In addition, the risk…
View article: Knowledge of Health Services Among Hajj Pilgrims in Saudi Arabia during the 1445 H (2024 G) Season and its Associated Demographic and Health- Related Factors
Knowledge of Health Services Among Hajj Pilgrims in Saudi Arabia during the 1445 H (2024 G) Season and its Associated Demographic and Health- Related Factors Open
Background: The Hajj pilgrimage, a significant religious event, presents unique health challenges due to the large number of participants and the physical demands of the pilgrimage. Despite efforts by Saudi health authorities to provide co…
View article: Quality of care and challenges in medical convoy transfers during Hajj season 2023: a cross-sectional study
Quality of care and challenges in medical convoy transfers during Hajj season 2023: a cross-sectional study Open
Background The Hajj pilgrimage, a significant spiritual journey for Muslims, occurs annually in Mecca, Saudi Arabia, attracting millions of participants from diverse backgrounds worldwide. This surge in pilgrims poses substantial challenge…
View article: Assessing beliefs and preparedness for disasters among high school female students in Riyadh, Saudi Arabia
Assessing beliefs and preparedness for disasters among high school female students in Riyadh, Saudi Arabia Open
The findings of this study reveal a significant gap between knowledge and action. The students' disbelief in the occurrence of disasters and the importance of preparation has led to a lack of readiness. This underscores the critical need f…
View article: Assessing Population Well-Being in Saudi Arabia: A Comprehensive National Survey Using the WHO-05 Index and Self-Rated Health Metrics
Assessing Population Well-Being in Saudi Arabia: A Comprehensive National Survey Using the WHO-05 Index and Self-Rated Health Metrics Open
Introduction: The well-being of populations is crucial for understanding nations’ public health and progress. With its ongoing transformation and development objectives, Saudi Arabia emphasizes its residents’ quality of life and well-being…
View article: A Mobile Deep Learning Classification Model for Diabetic Retinopathy
A Mobile Deep Learning Classification Model for Diabetic Retinopathy Open
The pupil, iris, vitreous, and retina are parts of the eye, where any defect due to physical damage or chronic diseases to these parts of the eye can lead to partial vision loss or complete blindness. Changes in retinal structure due to di…
View article: Assessment of Rapid Antigen Diagnostic Tests at Mass Events: Identifying Optimal Floor Plan Configurations for Enhanced Efficiency
Assessment of Rapid Antigen Diagnostic Tests at Mass Events: Identifying Optimal Floor Plan Configurations for Enhanced Efficiency Open
Background/Objectives: The COVID-19 pandemic underscored the urgent need for rapid, efficient testing methods at large-scale events to control virus spread. This study leverages queueing theory to explore how different floor plan configura…
View article: Vaccinations for Hajj: Enhancing health and global health security
Vaccinations for Hajj: Enhancing health and global health security Open
The Hajj pilgrimage, one of the world's largest and most diverse mass gatherings, poses unique challenges for preventing infectious disease outbreaks. Vaccinations are vital in reducing the risk and spread of diseases during this event. Th…
View article: Factors Affecting the Communicating Risk During Public Health Emergencies
Factors Affecting the Communicating Risk During Public Health Emergencies Open
Background: Risk communication during public health emergencies is a demanding and dynamic public policy process. In this paper, we provide an overview of risk communication during public health emergencies by discussing the theoretical fo…
View article: Assessment of Rapid Antigen Diagnostic Tests at Mass Events: Identifying Optimal Floor Plan Configurations for Enhanced Efficiency
Assessment of Rapid Antigen Diagnostic Tests at Mass Events: Identifying Optimal Floor Plan Configurations for Enhanced Efficiency Open
Introduction: The COVID-19 pandemic highlighted the necessity for rapid, efficient testing at large-scale events. Developing rapid and efficient testing methods was critical, especially for events with a high risk of virus spread. The queu…
View article: Radiological Findings in Reversible Cerebral Vasoconstriction Syndrome: A Systematic Review of Literature
Radiological Findings in Reversible Cerebral Vasoconstriction Syndrome: A Systematic Review of Literature Open
View article: Efficacy of povidone-iodine nasal rinse and mouth wash in COVID-19 management: a prospective, randomized pilot clinical trial (povidone-iodine in COVID-19 management)
Efficacy of povidone-iodine nasal rinse and mouth wash in COVID-19 management: a prospective, randomized pilot clinical trial (povidone-iodine in COVID-19 management) Open
View article: Strengthening global health security through health early warning systems: A literature review and case study
Strengthening global health security through health early warning systems: A literature review and case study Open
Disease transmission is dependent on a variety of factors, including the characteristics of an event, such as crowding and shared accommodations, the potential of participants having prolonged exposure and close contact with infectious ind…
View article: Legacy in global health security: Insights from the 5th international conference for mass gatherings medicine
Legacy in global health security: Insights from the 5th international conference for mass gatherings medicine Open
View article: Medical convoy: interfacility transfer of hospitalized patients during Hajj season 2019
Medical convoy: interfacility transfer of hospitalized patients during Hajj season 2019 Open
Background: Millions of Muslims gather annually in Makkah, Saudi Arabia, for pilgrimage (the Hajj). Some medical conditions need specialized care involving transfer outside the hospital. However, providing health care to emergency cases in…