Publications by authors named "Gelayol Ardalan"

Objectives: In line with the World Health Organization's Global Accelerated Action for the Health of Adolescents (AA-HA!) guidance, the goal of the current research was to identify critical strategies for adolescents' health and to determine the role and distribution of responsibilities among the leading players in the field of adolescent health in Iran.

Methods: The current qualitative and applied study is part of the Ministry of Health and Medical Education's "Adolescent, Youth and School Health" plan to develop the "National Adolescent Health Plan Document" in 2020. First, stakeholder analysis was done, then a pool of nationally appropriate strategies was selected from the list of priority strategies recommended by the WHO in the AA-HA! through several group sessions.

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Purpose: The current study aims to evaluate socioeconomic inequality in growth disorders and its determinants in Iranian children and adolescents.

Methods: In this nationwide cross-sectional survey, 14,880 students aged 6-18 years were selected through multistage cluster sampling method from urban and rural areas of 30 provinces of Iran in 2011. Socioeconomic status (SES) was calculated using principle component analysis.

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Background: Today, one of the most serious causes of mortality and disability among youth is the traffic accidents. Regarding its importance, this paper aimed to investigate the community-based program to promote the safe traffic behaviors among youth.

Methods: This was a quasi-experimental conducted on 5000 youth in five Iranian cities named Lanjan, Gomishan, Fasa, Tehran, and Zahedan in 2015-2016.

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Issues: Alcohol production, marketing and consumption are illegal in Iran. This systematic review examines the lifetime and last 12-month prevalence of alcohol consumption among the general and young population in Iran.

Approach: We searched Web of Science, PubMed, Embase, Scopus and Iranian scientific databases (i.

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Context: No universal waist circumference (WC) percentile cutoffs used have been proposed for screening central obesity in children and adolescents.

Objective: To develop international WC percentile cutoffs for children and adolescents with normal weight based on data from 8 countries in different global regions and to examine the relation with cardiovascular risk.

Design And Setting: We used pooled data on WC in 113,453 children and adolescents (males 50.

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In 2017, the American Academy of Pediatrics (AAP) updated the clinical practice guideline for high blood pressure (BP) in the pediatric population. In this study, we compared the difference in prevalence of elevated and hypertensive BP values defined by the 2017 AAP guideline and the 2004 Fourth Report and estimated the cardiovascular risk associated with the reclassification of BP status defined by the AAP guideline. A total of 47 200 children and adolescents aged 6 to 17 years from 6 countries (China, India, Iran, Korea, Poland, and Tunisia) were included in this study.

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Background: Factors affecting social health, especially in young adults, are among the most important research priorities. Knowledge of social factors affecting young adults' health will lead to understand them in the social context. The present study is aimed to explain the perspective of young adults on social factors affecting health.

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This cross-sectional study aimed to assess the association between cardiovascular disease (CVD) risk factors and dinner consumption in a nationally representative sample of Iranian adolescents. The present study was conducted on 5642 adolescents aged 10-18 years old in 27 provinces in Iran. The subjects were included applying by multistage random cluster sampling.

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Objectives: The present research was conducted aiming at assessing the association of socioeconomic inequality in the prevalence of risk factors associated with cardio-metabolic disorders in a sample population of nationally representative Iranian adolescents and to identify its influencing factors.

Methods: This study was conducted as part of a national-based surveillance program performed on 5625 individuals aged 10-18 years in 27 provinces in Iran. To determine the socioeconomic status (SES) of participants, we defined a new variable by applying the principal component analysis.

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It is well established that obesity is associated with an increased risk of elevated and high blood pressure (BP) in children and adolescents. However, it is uncertain whether there is an increase in the risk of elevated and high BP associated with an increase of body mass index (BMI) among children and adolescents whose BMI is in the accepted normal range. Data were available for 58 899 children and adolescents aged 6-17 years from seven national cross-sectional surveys in China, India, Iran, Korea, Poland, Tunisia, and the United States.

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Background: Risk taking behaviors have several negative consequences. This study aimed to identify the subgroups of students based on risk-taking behaviors and to assess the role of demographic characteristics, depression, anxiety, socioeconomic status (SES), physical inactivity and screen time on membership of specific subgroup.

Study Design: Cross-sectional study.

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Pediatric blood pressure (BP) reference tables are generally based on sex, age, and height and tend to be cumbersome to use in routine clinical practice. In this study, we aimed to develop a new, height-specific simple BP table according to the international child BP reference table based on sex, age and height and to evaluate its performance using international data. We validated the simple table in a derivation cohort that included 58,899 children and adolescents aged 6-17 years from surveys in 7 countries (China, India, Iran, Korea, Poland, Tunisia, and the United States) and in a validation cohort that included 70,072 participants from three other surveys (China, Poland and Seychelles).

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Background: There are limited studies about the association of physical activity (PA) and screen time (ST) with psychiatric distress (PD) among children and adolescents including Iranian populations.

Objective: We aimed to examine the independent and combined associations of PA and ST with PD among children and adolescents.

Method: This school-based nationwide survey was carried out among 14 880 students (50.

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Background: Physical activity (PA) and weight status have been suggested as predictors of life satisfaction (LS) and perceived health status (PHS). Therefore the present study aims to investigate and compare the impacts of body mass index (BMI) and PA on LS and PHS in a population of Iranian children and adolescents.

Material And Methods: This study was conducted in 2011-12 as a nationwide population-based study among 14 880 students of age 6-18 years.

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Mental health is considered as an integral and essential component of overall health. Its determinants and related factors are one of the most important research priorities, especially in adolescents and young people. Using a qualitative approach, the present study aimed to identify factors affecting the mental health of youth in Iran.

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Background: Undoubtedly, one of the vital needs of man is security. Determinants and related factors to sense of social security is one of the most important research priorities, especially in adolescents and young people.

Objective: To identify the factors affecting the social security of the youth.

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Background: This study aimed to assess the socioeconomic inequality and determinants of screen time (ST) frequency in Iranian children and adolescents.

Methods: This nationwide study was conducted as part of a national school-based surveillance program among 36,486 students consisting of 50.79% boys and 74.

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Background: Factors affecting lifestyle become one of the most priorities of the research field, especially in adolescents and youth. Using a qualitative approach, this study aimed to understand what factors are affecting young people's healthy lifestyle.

Methods: Using the conventional content analysis, and used the semi-structured in-depth interviews, we conducted a qualitative study to elicit the youth opinion considering their lifestyle affecting factors.

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Introduction Until now, the services provided to Iranian youth have been prepared based on authorities' perspectives and according to the resources and reports from other countries and international agencies. Using youth perspectives to provide health, however, helps in continuing the process of providing health services, and most young people will receive these services. Objective To explain perception of youth and key individuals to improve health programs for safe transition in Iran.

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Objective: Childhood obesity has become a priority health concern worldwide. Socioeconomic status is one of its main determinants. This study aimed to assess the socioeconomic inequality of obesity in children and adolescents at national and provincial levels in Iran.

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Introduction: Providing health services for adolescents requires exploration of hidden factors from the perspective of adolescents, providers, and key individuals. Understanding the process of providing health services from adolescents point of view will help receiving and continuation of services. Although many studies have been conducted in Iran on adolescents health needs, few studies have dealt with provision of these services to adolescents.

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The aim of the present study is to explore the prevalence and mean of cardiometabolic risk factors and liver enzymes of Iranian adolescents living in regions with different socioeconomic status (SES). To the best of our knowledge this is the first study reporting these data at sub-national level in Iran. This multi-centric study was performed in 2009-2010 on a stratified multi-stage probability sample of 5940 students aged 10-18 years, living in urban and rural areas of 27 provinces of Iran.

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Purpose: Family dinner is a proxy of family connectedness that may affect mental health. The present study aimed to examine the associations of frequency of family dinner with mental disorders and obesity in a nationally-representative sample of Iranian adolescents.

Methods: A total of 5528 Iranians adolescents aged 10-18 years were enrolled in 2009-2010 in the third survey of a national surveillance program, entitled Childhood and Adolescence Surveillance and Prevention of Adult Non-communicable disease (CASPIAN-III) study.

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Background: Lipoprotein lipase (LPL) is one of the major enzymes responsible for the hydrolysis of triglyceride (TG)-rich lipoprotein. The effects of LPL polymorphisms on serum TG are inconsistent among different populations.

Objectives: This study aims to assess the TG serum concentration and distributions of three LPL single nucleotide polymorphisms (SNPs), namely D9N, HINDIII and S447X, in a nationally representative sample of Iranian adolescents.

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Purpose: The present inquiry set to assess the relationship between snack consumption and meal skipping in Iranian children and adolescents.

Methods: Overall, 14,880 students, aged 6-18 years, were selected via multistage cluster sampling method from rural and urban areas of 30 provinces of Iran. A validated questionnaire of food behaviors including questions on snacks consumption and taking/skipping meals was completed.

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