Publications by authors named "Abdollahi Z"

Background: Coronary artery disease and hypertension are the leading causes of death and disability worldwide, primarily due to high sodium intake. Therefore, accurate assessment of the status of sodium intake and excretion is crucial. The present study aimed to assess the dietary sodium intake and excretion in Iranian population.

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  • - COVID-19 has caused around 7 million deaths from 2019 to 2022, emphasizing the urgent need for research into its mechanisms and treatment options.
  • - One major aspect of severe COVID-19 is the abnormal immune response, particularly the damaging cytokine storms, with recent studies highlighting the important role of the signaling molecule TGF-β in this process.
  • - The review discusses potential treatments that target TGF-β signaling, including specific drugs and ongoing clinical trials, aiming to improve outcomes for COVID-19 patients by reducing disease severity.
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Background: Childhood malnutrition remains a critical public health challenge in low- and middle-income countries, contributing significantly to morbidity and mortality among children aged 2-5 years. This study was undertaken to assess the nutritional status of 2-5 y children and to explore the main determinants of child malnutrition in eight food insecure provinces of Iran.

Methods: In each province, participants were invited to attend the health house/center to complete the questionnaire on the pre-appointed day.

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Purpose: This study examined the status and determinants of key micronutrients among 24-60 month children in underprivileged provinces of Iran, highlighting ongoing challenges despite intervention efforts.

Methods: This study analyzed data from the National Food and Nutrition Surveillance program. A multistage cluster sampling method was used, recruiting 280 children per province from Khuzestan, Kerman, Ilam, Bushehr, Hormozgan, Kohgiluyeh va Boyerahmad, Sistan va Baluchestan and South Khorasan.

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Background And Purpose: Alzheimer's disease (AD) is a common neurodegenerative disease and the fifth leading cause of death among the elderly. The development of drugs for AD treatment is based on inhibiting cholinesterase (ChE) activity and inhibiting amyloid-beta peptide and tau protein aggregations. Many findings have demonstrated that thiazole-and thiazolidine-based compounds have a good inhibitory effect on ChE and other elements involved in the AD pathogenicity cascade.

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  • Small bowel obstruction (SBO) is a frequent reason for acute abdominal pain in emergency settings, but a definitive diagnostic method is still unclear.
  • This systematic review evaluated 21 studies with nearly 2,000 patients to determine how accurate ultrasonography is for diagnosing SBO, using comprehensive statistical analysis.
  • The results indicate ultrasonography has a high sensitivity (93%) and good specificity (80%) for SBO diagnosis, suggesting it is a promising tool, though further global studies are needed to reinforce these findings.
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Hepatitis B virus (HBV), a vaccine-avoidable infection, is a health concern worldwide, leading to liver disorders such as acute self-constraint and chronic hepatitis, liver failure, hepatic cirrhosis, and even hepatocellular carcinoma if untreated. 'Immunogeneticprofiling', genetic variations of the pro- and anti-inflammatory cytokines responsible for regulating the immune responses, cause person-to-person differences and impact the clinical manifestation of the disease. The current experimental-bioinformatics research was conducted to examine whether promoteric -rs187238 C > G and -rs1946518 T > G and intronic -rs2569190 A > G variations are associated with chronic HBV.

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Background: The coronavirus disease 2019 (COVID-19) pandemic elicited the general population to use various dietary supplements (DSs) and nutraceuticals as a protective means against the disease. The present study aimed to evaluate changes and certain determinants of DS intake during the COVID-19 lockdown among Iranian households.

Methods: This nationwide cross-sectional study was conducted from April 4 to April 25, 2020, during which Iran was in lockdown.

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  • A systematic review and meta-analysis were conducted to assess the accuracy of ultrasonography for diagnosing elbow fractures in children, as previous studies have shown mixed results.
  • The analysis included 648 studies with 1,000 patients, revealing a pooled sensitivity of 95% and specificity of 87%, indicating that ultrasonography is generally effective.
  • Despite promising findings, the authors caution that the studies had limitations and suggest the need for future high-quality research to better standardize the use of ultrasonography in clinical settings.
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Introduction: Differentiating the soft tissue abscess from other types of skin and soft tissue infections (SSTIs) poses a particular challenge because they have similar physical evaluation findings, but each disease has a different course, outcome, and treatment. This meta-analysis aimed to investigate the diagnostic accuracy of point-of-care ultrasonography for diagnosis of soft tissue abscess in the emergency departments.

Methods: A comprehensive literature search of MEDLINE, Scopus, Web of Science, Embase, and Google Scholar, from inception to January 2023, was conducted to identify relevant studies investigating the diagnostic performance of point-of-care ultrasonography for identification of abscess.

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Purpose: We aimed to assess the cost-effectiveness of the vitamin D supplementation program in Iranian adolescents reducing adolescent depressive Symptoms.

Methods: In the current cost-effectiveness analysis, the viewpoint of Iran's Ministry of Health was selected. The target population was 1,519,762 Iranian high school students (733,657 girls and 786,105 boys).

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Background: Previous studies have reported a high frequency of vitamin D deficiency (VDD) among different age groups in Iran.

Aims: In this study, the current coverage, status of vitamin D supplement taking, and program efficacy have been evaluated by the Office of Nutrition Department Society in Iran since 2014.

Methods: This study was conducted in collaboration with the International UNESCO center for Health-Related Basic Sciences and Human Nutrition and the Office of Nutrition Department Society.

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  • The study investigates the diagnostic accuracy of ultrasonography for intussusception in children, which can be difficult to diagnose due to nonspecific clinical signs and unclear patient histories.
  • A systematic review of 37 studies found that ultrasonography has high pooled sensitivity (0.96) and specificity (0.97) for detecting intussusception.
  • Additionally, there was no significant difference in diagnostic performance between point-of-care ultrasound (POCUS) and radiologist-performed ultrasound (RADUS).
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Background: Food Insecurity (FI) is a global health concern. For the first time, this study evaluated households' food insecurity and factors related to it in Golestan province, North of Iran.

Methods: This cross-sectional study was conducted on 5129 randomly selected households in the Golestan Province in 2016.

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  • * A thorough search of existing literature resulted in 26 relevant studies, revealing that MRI has a high sensitivity of 92% and specificity of 98% for diagnosing AA in this population.
  • * The findings suggest that MRI should be the preferred imaging technique for suspected AA in pregnant women, particularly when ultrasound results are unclear, potentially reducing unnecessary surgeries.
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Background: Microsatellite instability (MSI) in colorectal cancer (CRC) patients is considered as a diagnostic and prognostic marker. MSI is a consequence of mismatch repair deficiency which is evaluated using the different microsatellite markers on the whole genome. In this pilot study, the diagnostic value of a novel triplex panel including three mononucleotide markers has been evaluated in comparison to the standard Promega kit for MSI testing in CRC patients with Amsterdam II criteria.

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Background: The pandemic of the newly emerged coronavirus infection and its related disease, Covid-19, has influenced various aspects of human life including dietary habits. This study aimed to examine changes in dairy products consumption during Covid-19 lockdown period in a huge sample of Iranian households.

Methods: A cross-sectional descriptive-analytical study using a web-based electronic self-administered questionnaire designed to detect any changes in the consumption frequency of dairy products in the Iranian households during Covid-19 lockdown.

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Blind source separation (BSS) methods have received a great deal of attention in electroencephalogram (EEG) artifact elimination as they are routine and standard signal processing tools to remove artifacts and reserve desired neural information. On the other hand, a classifier should follow BSS methods to automatically identify artifactual sources and remove them in the following steps. In addition, removing all detected artifactual components leads to loss of information since some desired information related to neural activity leaks to these sources.

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Background: The COVID-19 epidemic has affected diverse issues of life including economy, health and nutrition. This nationwide study was conducted to evaluate the effects of the epidemic lockdown-induced socio-economic changes on animal source proteins and cereals intakes of Iran population for the first time.

Methods: This was a cross-sectional descriptive-analytical study using a web-based electronic self-administered questionnaire.

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Context: Although it is well-acknowledged that gestational diabetes mellitus (GDM) is associated with the increased risks of adverse pregnancy outcomes, the optimal strategy for screening and diagnosis of GDM is still a matter of debate.

Objective: This study was conducted to demonstrate the noninferiority of less strict GDM screening criteria compared with the strict International Association of the Diabetes and Pregnancy Study Groups (IADPSG) criteria with respect to maternal and neonatal outcomes.

Methods: A cluster randomized noninferiority field trial was conducted on 35 528 pregnant women; they were scheduled to have 2 phases of GDM screening based on 5 different prespecified protocols including fasting plasma glucose in the first trimester with threshold of 5.

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Background: Few semi-quantitative food frequency questionnaires (SFFQ)s has yet been developed to assess sodium intake in Middle East region. This study was performed to validate a SFFQ for assessment of sodium consumption and food groups΄ contribution to sodium intake.

Methods: This study was performed on 219 healthy participants including 113 adults aged ≥19 years and 106 children aged 6-18 years in Isfahan, Iran.

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The need for a shift in diet toward a more sustainable one has reached an urgency in certain regions, including Iran, due to more rapid climate change and a higher level of vulnerability. This study was undertaken to identify and summarize available data on changes required in the current Iranian diet to make it more sustainable and the extent to which current policies in the country have addressed such a shift. In this study, PubMed, Scopus, and Web of science, as well as Iranian scientific search engines, including Scientific Information Database and Magiran, were systematically searched from January 1990 to July 2021.

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Background: This study aimed to evaluate the cost-effectiveness of vitamin D supplementation in preventing type 2 diabetes mellitus (T2DM) among Iranian adolescents.

Methods: This analytical observational study was conducted, using the decision tree model constructed in TreeAge Pro to assess the cost per quality-adjusted life-year (QALY) of monthly intake vitamin D supplements to prevent T2DM compared to no intervention from the viewpoint of Iran's Ministry of Health and through an one-year horizon. In the national program of vitamin D supplementation, 1,185,211 Iranian high-school students received 50,000 IU vitamin D supplements monthly for nine months.

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High intakes of trans fatty acids (TFA), particularly industrially-produced TFA, are implicated in the etiology of cardiovascular diseases, which represent the leading cause of mortality in the Eastern Mediterranean Region (EMR). This systematic review aims to document existing national TFA reduction strategies in the EMR, providing an overview of initiatives that are implemented by countries of the region, and tracking progress toward the elimination of industrially-produced TFA. A systematic review of published and gray literature was conducted using a predefined search strategy.

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Background: Fast foods, though very popular, are commonly known as unhealthy foods. However, coronavirus pandemic may have influenced on food choices of the general population. This study investigated the changes in fast food consumption during epidemic lockdown 2020.

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