Publications by authors named "Nastaran Keshavarz Mohammadi"

Background: A child health-friendly neighbourhood is defined as a neighbourhood where the child's health is provided, protected and promoted. Designing and validation of an assessment tool is required to identify the deficits and strengths of neighbourhoods within the context of each country. This study aimed to design and validate a child health-friendly neighbourhood assessment tool in Tehran.

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Objectives: Creating health-supportive environments is one of the key strategies for health promotion. The WHO launched the Healthy Cities Initiative which has inspired other international organisations to develop settings-based health initiatives, such as the Child Friendly Cities by UNICEF. Our study aimed to explore the perspectives and experiences of experts, city council staff and mothers of children under 6 years of age in the city of Tehran, Iran regarding child health-friendly neighbourhoods for children of this age group.

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Introduction: Sleep disorders are common health problems in the elderly. One of the unusual and often overlooked risk factors for hypertension is insomnia. Therefore, this study investigated the relationships between insomnia and sleep problems with hypertension in the elderly population living in Tehran, Iran.

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Since launching health health-promoting settings approach to health by WHO, valuable progress has happened in implementing its holistic concepts in settings such as cities, schools, workplaces, hospitals and healthcare services. However, significant knowledge-intention-success gaps still exist in creating sustainable health-promoting changes in settings. The complexity of the task of bridging this gap has contributed to the call for a complexity-informed paradigm shift to health as well as settings, followed by increasing consultation of relevant complexity theories, frameworks and tools in health research.

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Introduction: This systematic review aimed to evaluate community-based participatory (CBP) interventions to improve food security and/or its dimensions to highlight the scope and characteristics of interventions and extract the characteristics of effective interventions.

Methods: The electronic databases, including PubMed/MEDLINE, SCOPUS, EMBASE, Web of Science, and Google Scholar, were searched from 1980 to 30 August 2022 for relevant studies. We included randomized controlled trials (RCTs), cluster randomized controlled trials (cRCTs), controlled before and after studies (CBAs), non-randomized controlled trials (nRCT), and interrupted time series (ITS) studies to identify the community-based participatory interventions.

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Background: Self-rated health (SRH) indicator is widely used and recommended in health research as a standard indicator for measuring health in different populations. This paper reports SRH of employees at Tehran University of Medical Sciences (TUMS), Tehran, Iran; and its related factors.

Methods: We used the TUMS Employee's Cohort Study (TEC) data, collected from September 2017 to August 2019.

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Background: This study aimed to develop a conceptual framework to better understand food and nutrition literacy and its dimensions and components among Iranian children.

Methods: The study included three sub-studies. First, two qualitative studies were conducted to explore experts' and students' perspectives and experiences regarding the topic.

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Background: Food and nutrition literacy is a key factor in shaping healthy dietary behaviors and may result in decreasing decrease the prevalence of overweight. Empirical research on food and nutrition literacy and its outcomes is limited, especially among children and adolescents. Thus, this study investigates the link between Food and Nutrition Literacy (FNLIT) with eating behaviors, academic performance, and overweight in 10-12 years old students in Tehran, Iran.

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Background: Irrational use of antibiotics is proving to be a major concern to the health systems globally. This results in antibiotics resistance and increases health care costs. In Iran, despite many years of research, appreciable efforts, and policymaking to avoid irrational use of antibiotics, yet indicators show suboptimal use of antibiotics, pointing to an urgent need for adopting alternative approaches to further understand the problem and to offer new solutions.

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Given the growing market for health-enhancing or functional foods in Iran, the consumption rate is low. Identifying and understanding the causes is key for future decisions and interventions in the market. So, the present study was designed to provide this knowledge in Iran.

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Objective: This study aims to assess the relationship between Food and Nutrition Literacy (FNLIT) and dietary diversity score (DDS); FNLIT and nutrient adequacy (NAR%, MAR%) in school-age children in Iran.

Results: This cross-sectional study was undertaken on 803 primary school students in Tehran, Iran. Socio-economic, as well as three 24-h dietary recalls were collected through interviewing students and their mothers/caregivers.

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Introduction: The modifying effect of FTO gene expression level on change in body mass index and body composition has not been studied before. This study aimed to investigate the association between change in the expression level of the FTO gene and changes in anthropometric measurements in obese and overweight adolescent boys.

Material And Methods: Eighty-four boys aged 12 to 16 years participated in this longitudinal study.

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Organisations can have a significant impact (positive or negative) on society through their actions and decisions. Given this reality, it is important that they are held responsible and accountable for the consequences of their actions. This concept is often referred to as 'social responsibility'.

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Introduction: Fetus health is of high importance in pregnant women and exposure to secondhand smoke (SHS) endangers maternal and fetal health. Therefore, in this study we examined the prevalence of exposure to SHS in pregnant women at home and the related factors.

Methods: This cross-sectional study was conducted with 255 pregnant women who were referred to the Isfahan health care center from July to September 2018.

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The role of FTO genotype in the effect of FTO gene expression level on change in body mass index and body composition has not been studied. This study aimed to investigate the role of FTO genotype in the association between change in the expression level of the FTO gene with changes in anthropometric measurements in obese and overweight adolescent boys. Eighty-four boys aged 12 to 16 years participated in this longitudinal study.

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Background: The underlying mechanism of the effect of FTO genotype on body mass index (BMI) and body composition is unknown. The objective of the study was to investigate the association of FTO gene polymorphisms with anthropometric indices in adolescent boys after adjustments for dietary intake and physical activity.

Methods: In this school-based study, we enrolled 123 male adolescents without extra weight and 110 male adolescents with body mass index (BMI) higher than + 1 Z-score.

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This study used a locally designed and validated questionnaire to describe the distribution of food and nutrition literacy (FNLIT) in a cross-sectional sample of 803 students aged 10-12 years from elementary schools in Tehran city, Iran. Logistic regression was used to assess the extent to which various independent covariates were associated with low FNLIT. The data were used to identify significant differences using a range of social and cultural variables relevant to the context of school students in Iran.

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Background: Single-nucleotide polymorphisms (SNPs), which are located in the first intron of the FTO gene, are reported to be associated with body weight and the body mass index (BMI). However, their effects on anthropometric measurements in adolescents are poorly understood.

Objective: This study aimed to investigate the association of three adjacent polymorphisms (rs9930506, rs9930501, & rs9932754) in the FTO gene with anthropometric indices in Iranian adolescent males.

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Background: Obesity in adolescence is the strongest risk factor for obesity in adulthood. This study aimed to evaluate the effects of a comprehensive lifestyle intervention on different anthropometric indices in 12-16-year-old boy adolescents after 12 Weeks of Intervention.

Methods: A total of 96 male adolescents from two schools participated in this study.

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