Nasrin Omidvar
Biographic Data
| ID | 1783017 |
|---|---|
| NAME | Nasrin Omidvar |
| GIVEN NAMES | Nasrin |
| FAMILY NAME | Omidvar |
| SIGNATURE | OMIDVAR N |
| AFFILIATIONS | National Nutrition and Food Technology Research Institute |
| ORCID | 0000-0001-7305-0461 |
| VERIFIED | Yes |
| TOTAL WORKS | 28 |
| TOTAL CITATIONS | 0 |
| AUTHOR COUNT | 28 |
| EDITOR COUNT | 0 |
| FIRST PUBLICATION YEAR | 2003 |
| LATEST PUBLICATION YEAR | 2025 |
| H-INDEX | 0 |
Development and validation of a food retail environment analysis protocol in Iran
Objective: This study aimed to adapt and validate a Food Retail Environment Analysis Protocol in Shiraz, Iran. Design: The protocol was developed by integrating the Nutrition Environment Measurement Survey in Stores with the food retail module from the International Network for Food and Obesity/Non-communicable Diseases Research, Monitoring, and Action Support. After translating, synthesising and back-translating the protocol, a panel of experts …
A 30-year trend of dairy consumption and its determinants among income groups in Iranian households
Introduction Milk and dairy products provide essential nutrients and have the potential to prevent chronic diseases, thus reducing healthcare costs. However, there is a lack of consistent and updated data on dairy consumption trends in Iran. This study aims to analyze the trends in dairy consumption among Iranian households from 1991 to 2021, focusing on household-level determinants across different expense groups. Methods The study uses data fro…
Dietary diversity and its association with changes in anthropometric indices of community-dwelling older adults in Tehran, Iran
The dietary intake and dietary diversity of older adult residents of Tehran declined dramatically with age, and a higher DDS was associated with improved anthropometric indices. DDS had an inverse relationship with general obesity in the studied participants, and the passage of time did not affect this relationship. The DDS can be used as a predictive index and is a powerful tool for investigating changes in nutritional status in longitudinal stu…
Development and evaluation of an intervention to improve food and nutrition literacy among Iranian Kurdish primary school children
Background Food and nutrition literacy (FNLIT) is a relatively new term that is used to define the knowledge, skills, and behaviors necessary to achieve a healthy diet. Improving food and nutritional literacy in children is a necessary solution to eliminate nutritional disorders in this age group. The purpose of this study was to design, implement and evaluate an intervention to improve food and nutrition literacy in children aged 10–12 years old…
Participatory evaluation of municipal obesity prevention clubs in Tehran city
Background and aim: Community-based initiatives are important for obesity prevention. This study aimed to evaluate the activities of municipal obesity prevention clubs (OBCs) in Tehran, Iran, using a participatory approach. Methods: = 97), and 35 interviews with involved stakeholders. The MAXQDA software was used for data analysis. Results: An empowerment training program for volunteers was identified as one of the strengths of OBCs. Despite the …
Improving community readiness among Iranian local communities to prevent childhood obesity
The CRITCO intervention was registered at Iran Registry for Clinical Trials ( http://irct.ir ; IRCT20191006044997N1) on 11/11/2019
The association of the quality of life with Afghan households’ food insecurity before and after the recent political change in Afghanistan
The overreaching objective of the current study is to investigate the association of quality of life with Afghan households' food insecurity. The data was collected immediately after the Taliban took control of a large part of Afghanistan. About a total of 555 households' heads participated in a face-to-face interview, using the HFIAS and WHOQOL-100 questionnaires along with some questions related to their socioeconomic characteristics at two dif…
Is nutritional functional diversity in the rural food and nutrition system associated with food security and nutrient adequacy? A case study of rural areas of Zahedan district, Iran
NFD score, as a relatively new metric, could help in determining diversity from farm to diet and identifying the gaps to plan appropriate interventions for improving diversity in the local food system
A collective call to strengthen monitoring and evaluation efforts to support healthy and sustainable food systems
There is widespread agreement among experts that a fundamental reorientation of global, regional, national and local food systems is needed to achieve the UN Sustainable Development Goals Agenda and address the linked challenges of undernutrition, obesity and climate change described as the Global Syndemic. Recognising the urgency of this imperative, a wide range of global stakeholders – governments, civil society, academia, agri-food industry, b…
Who really counts in Iran's National Food Assistance Program? Lessons from multi-stakeholder processes in the wicked policy area of food security
Multi-stakeholder processes - as a necessary part in the development of public policies - can provide diverse perspectives to inform and to improve food security policy-making. Iran's National Food Assistance Program (NFAP) is one of the major welfare programs in Iran that reduces food insecutiry to low-income households. This study aimed to identify and to categorize actual and potential stakeholders in NFAP using the stakeholder salience model.…
The effect of TTM-based nutrition education on decisional balance, self-efficacy and processes of change for fat intake
Purpose The purpose of this study is to determine how transtheoretical model (TTM) constructions change through nutrition education for fat intake modification among overweight and obese women living in Shazand city, Iran. Design/methodology/approach A semi-experimental design with intervention and control groups (50 women in each group) was performed. TTM constructions for dietary fat intake were measured through a questionnaire in four phases: …
Scrutinize of healthy school canteen policy in Iran’s primary schools
The majority of foods and beverages available in the school canteens did not comply with national and regional standards. Iran HSC policy needs to be improved by using an evidence-based approach and active interaction between all key actors
Food and nutrition literacy (FNLIT) and its predictors in primary schoolchildren in Iran
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 cultura…
Is an Iranian Health Promoting School status associated with improving school food environment and snacking behaviors in adolescents?
The Iranian Health Promoting Schools (IHPS) program was first piloted and then formally established in Iran in 2011 as a framework to promote healthy environment and behaviors such as proper dietary practice among adolescents. This study examined the role of IHPS in improving the school food environment and snacking behaviors among adolescents. In this cross-sectional study, 1320 eighth grade students from 40 middle schools with IHPS and non-IHPS…
Setting research priorities to achieve long-term health targets in Iran
BACKGROUND: In 2015, it was estimated that the burden of disease in Iran comprised of 19 million disability-adjusted life years (DALYs), 74% of which were due to non-communicable diseases (NCDs). The observed leading causes of death were cardiovascular diseases (41.9%), neoplasms (14.9%), and road traffic injuries (7.4%). Even so, the health research investment in Iran continues to remain limited. This study aims to identify national health resea…
Effectiveness of the national food supplementary program on children growth and nutritional status in Iran
This study aimed to evaluate the effectiveness of the national food distribution program on the growth and nutritional status of malnourished or growth‐retarded children in 2 provinces of Iran. A quasi‐experimental design was used for the effectiveness evaluation. Qualitative data were gathered to explain the results. An intervention group consisted of 362 children aged 6–72 months who were under coverage of the program. These children received m…
Process evaluation of a national, community-based, food supplementary programme for improving the nutritional status of children in Iran
Objective To evaluate the process of implementation of a national nutritional programme for improving the nutritional status of children in Iran. Design A cross-sectional process evaluation was carried out using field observations, document reviews, semi-structured interviews and focus group discussions. Setting Data were collected across urban and rural areas of Qazvin and Semnan provinces of Iran, March–September 2014. Subjects Mothers ( n 362)…
Major dietary patterns in relation to demographic and socio-economic status and food insecurity in two Iranian ethnic groups living in Urmia, Iran
Objective To identify major dietary patterns and their association with socio-economic status (SES) and food insecurity in two major ethnic groups living in Urmia, north-west Iran. Design A cross-sectional study. Setting All four geographical zones of Urmia city. Subjects Participants ( n 723; 427 women and 296 men), aged 20–64 years, from two ethnic groups (445 Azeri Turks and 278 Kurds). Results Three major dietary patterns were extracted: ‘Tra…
Mother’s Self-Efficacy Mediates the Relationship Between Household Food Insecurity and Maternal Infant Feeding Styles
Consensus development on the essential competencies for Iranian public health nutritionists
Objective To assess key experts’ opinion regarding essential competencies required for effective public health nutrition practice within the health-care system of Iran. Design Qualitative study using the modified Delphi technique through an email-delivered questionnaire. Setting Iran. Subjects Fifty-five experts were contacted through email. The inclusion criterion for the study panel was being in a relevant senior-level position in nutrition sci…
Food insecurity, socio-economic factors and weight status in two Iranian ethnic groups
These findings show that the association between moderate-to-severe FI and risk of general/central obesity varies in Azeris, compared to Kurds. However, better SES decreased the chance of general/central obesity in both ethnic groups
High prevalence of vitamin D deficiency in school-age children in Tehran, 2008
Objective To assess the vitamin D status of 9–12-year-old primary-school children in Tehran during autumn and winter 2007–2008. Design A descriptive cross-sectional study. Setting Primary schools of Tehran city, Iran. Subjects A total of 1111 children aged 9–12 years (573 boys and 538 girls) from sixty primary schools were enrolled in the study. Weight, height, BMI and serum levels of Ca, P, Mg, 25-hydroxyvitamin D (25(OH)D), intact parathyroid h…
Refined carbohydrate intake in relation to non-verbal intelligence among Tehrani schoolchildren
Objective Nutrition has long been considered one of the most important environmental factors affecting human intelligence. Although carbohydrates are the most widely studied nutrient for their possible effects on cognition, limited data are available linking usual refined carbohydrate intake and intelligence. The present study was conducted to examine the relationship between long-term refined carbohydrate intake and non-verbal intelligence among…
Validity of an adapted Household Food Insecurity Access Scale in urban households in Iran
Objective To assess the validity of a locally adapted Household Food Insecurity Access Scale (HFIAS) in the measurement of household food insecurity (FI) in the city of Tehran. Design A cross-sectional study. Setting Urban households were selected through a systematic cluster sampling method from six different districts of Tehran. The socio-economic status of households was evaluated using a questionnaire by means of interviews. An adapted HFIAS …
The Role of Sociocognitive Mediators in the Beliefs-Intentions Relationship
The mediating role of the theory of planned behavior (TPB; Ajzen, 1991) constructs in the belief constructs-intention relationship is examined in this study. We investigated the mediation ability of TPB constructs on Iranian adolescents' intentions to consume unhealthy snacks. A sample of 739 adolescents completed questionnaires assessing behavioral, normative, and control beliefs, attitudes, subjective norms, perceived behavioral control (PBC), …
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Psychosocial Correlates of Low Fruit and Vegetable Intake Among Adolescent Boys and Girls in Tehran, Iran
This study examines the frequency of intake of fruits and vegetables among a sample of adolescents in the city of Tehran and the relationship of some behavioral, cognitive, personal, and environmental factors to low fruit and vegetable intake in this group. The study sample included 834 9th, 10th, and 11th grade student adolescents aged 14–19 years. The survey instrument was a structured self-administered questionnaire that consisted of several s…
Food Advertising on Iranian Children’s Television
Nature of food advertising during children's television in Iran was examined in two parts. Part 1 - a content analysis study, monitored 13 hours of children's TV programs broadcast on Channel 1, for 1 week (November 4–10, 2005) to analyze whether the messages delivered in food advertisements were consistent with dietary recommendation. Results showed food products comprised 25% in number and 21% in duration of advertising for the monitored period…
Is the adapted Radimer/Cornell questionnaire valid to measure food insecurity of urban households in Tehran, Iran
Objective To assess the validity of the adapted Radimer/Cornell questionnaire to measure food insecurity in low-income urban households in Tehran, the capital of Iran. Design The Radimer/Cornell questionnaire was modified and used to assess the applicability, validity and reliability of such a measure in a culturally different context of urban households in Tehran. Factor analysis and Cronbach's α were used to assess validity and reliability, res…
The Role of Sociocognitive Mediators in the Beliefs-Intentions Relationship
The mediating role of the theory of planned behavior (TPB; Ajzen, 1991) constructs in the belief constructs-intention relationship is examined in this study. We investigated the mediation ability of TPB constructs on Iranian adolescents' intentions to consume unhealthy snacks. A sample of 739 adolescents completed questionnaires assessing behavioral, normative, and control beliefs, attitudes, subjective norms, perceived behavioral control (PBC), …
High prevalence of vitamin D deficiency in school-age children in Tehran, 2008
Objective To assess the vitamin D status of 9–12-year-old primary-school children in Tehran during autumn and winter 2007–2008. Design A descriptive cross-sectional study. Setting Primary schools of Tehran city, Iran. Subjects A total of 1111 children aged 9–12 years (573 boys and 538 girls) from sixty primary schools were enrolled in the study. Weight, height, BMI and serum levels of Ca, P, Mg, 25-hydroxyvitamin D (25(OH)D), intact parathyroid h…
Refined carbohydrate intake in relation to non-verbal intelligence among Tehrani schoolchildren
Objective Nutrition has long been considered one of the most important environmental factors affecting human intelligence. Although carbohydrates are the most widely studied nutrient for their possible effects on cognition, limited data are available linking usual refined carbohydrate intake and intelligence. The present study was conducted to examine the relationship between long-term refined carbohydrate intake and non-verbal intelligence among…
Validity of an adapted Household Food Insecurity Access Scale in urban households in Iran
Objective To assess the validity of a locally adapted Household Food Insecurity Access Scale (HFIAS) in the measurement of household food insecurity (FI) in the city of Tehran. Design A cross-sectional study. Setting Urban households were selected through a systematic cluster sampling method from six different districts of Tehran. The socio-economic status of households was evaluated using a questionnaire by means of interviews. An adapted HFIAS …
Mother’s Self-Efficacy Mediates the Relationship Between Household Food Insecurity and Maternal Infant Feeding Styles
Consensus development on the essential competencies for Iranian public health nutritionists
Objective To assess key experts’ opinion regarding essential competencies required for effective public health nutrition practice within the health-care system of Iran. Design Qualitative study using the modified Delphi technique through an email-delivered questionnaire. Setting Iran. Subjects Fifty-five experts were contacted through email. The inclusion criterion for the study panel was being in a relevant senior-level position in nutrition sci…
Food insecurity, socio-economic factors and weight status in two Iranian ethnic groups
These findings show that the association between moderate-to-severe FI and risk of general/central obesity varies in Azeris, compared to Kurds. However, better SES decreased the chance of general/central obesity in both ethnic groups
Major dietary patterns in relation to demographic and socio-economic status and food insecurity in two Iranian ethnic groups living in Urmia, Iran
Objective To identify major dietary patterns and their association with socio-economic status (SES) and food insecurity in two major ethnic groups living in Urmia, north-west Iran. Design A cross-sectional study. Setting All four geographical zones of Urmia city. Subjects Participants ( n 723; 427 women and 296 men), aged 20–64 years, from two ethnic groups (445 Azeri Turks and 278 Kurds). Results Three major dietary patterns were extracted: ‘Tra…
Is an Iranian Health Promoting School status associated with improving school food environment and snacking behaviors in adolescents?
The Iranian Health Promoting Schools (IHPS) program was first piloted and then formally established in Iran in 2011 as a framework to promote healthy environment and behaviors such as proper dietary practice among adolescents. This study examined the role of IHPS in improving the school food environment and snacking behaviors among adolescents. In this cross-sectional study, 1320 eighth grade students from 40 middle schools with IHPS and non-IHPS…
Setting research priorities to achieve long-term health targets in Iran
BACKGROUND: In 2015, it was estimated that the burden of disease in Iran comprised of 19 million disability-adjusted life years (DALYs), 74% of which were due to non-communicable diseases (NCDs). The observed leading causes of death were cardiovascular diseases (41.9%), neoplasms (14.9%), and road traffic injuries (7.4%). Even so, the health research investment in Iran continues to remain limited. This study aims to identify national health resea…
Effectiveness of the national food supplementary program on children growth and nutritional status in Iran
This study aimed to evaluate the effectiveness of the national food distribution program on the growth and nutritional status of malnourished or growth‐retarded children in 2 provinces of Iran. A quasi‐experimental design was used for the effectiveness evaluation. Qualitative data were gathered to explain the results. An intervention group consisted of 362 children aged 6–72 months who were under coverage of the program. These children received m…
Process evaluation of a national, community-based, food supplementary programme for improving the nutritional status of children in Iran
Objective To evaluate the process of implementation of a national nutritional programme for improving the nutritional status of children in Iran. Design A cross-sectional process evaluation was carried out using field observations, document reviews, semi-structured interviews and focus group discussions. Setting Data were collected across urban and rural areas of Qazvin and Semnan provinces of Iran, March–September 2014. Subjects Mothers ( n 362)…
Food and nutrition literacy (FNLIT) and its predictors in primary schoolchildren in Iran
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 cultura…
The effect of TTM-based nutrition education on decisional balance, self-efficacy and processes of change for fat intake
Purpose The purpose of this study is to determine how transtheoretical model (TTM) constructions change through nutrition education for fat intake modification among overweight and obese women living in Shazand city, Iran. Design/methodology/approach A semi-experimental design with intervention and control groups (50 women in each group) was performed. TTM constructions for dietary fat intake were measured through a questionnaire in four phases: …
Scrutinize of healthy school canteen policy in Iran’s primary schools
The majority of foods and beverages available in the school canteens did not comply with national and regional standards. Iran HSC policy needs to be improved by using an evidence-based approach and active interaction between all key actors
Is nutritional functional diversity in the rural food and nutrition system associated with food security and nutrient adequacy? A case study of rural areas of Zahedan district, Iran
NFD score, as a relatively new metric, could help in determining diversity from farm to diet and identifying the gaps to plan appropriate interventions for improving diversity in the local food system
A collective call to strengthen monitoring and evaluation efforts to support healthy and sustainable food systems
There is widespread agreement among experts that a fundamental reorientation of global, regional, national and local food systems is needed to achieve the UN Sustainable Development Goals Agenda and address the linked challenges of undernutrition, obesity and climate change described as the Global Syndemic. Recognising the urgency of this imperative, a wide range of global stakeholders – governments, civil society, academia, agri-food industry, b…
Who really counts in Iran's National Food Assistance Program? Lessons from multi-stakeholder processes in the wicked policy area of food security
Multi-stakeholder processes - as a necessary part in the development of public policies - can provide diverse perspectives to inform and to improve food security policy-making. Iran's National Food Assistance Program (NFAP) is one of the major welfare programs in Iran that reduces food insecutiry to low-income households. This study aimed to identify and to categorize actual and potential stakeholders in NFAP using the stakeholder salience model.…
Development and evaluation of an intervention to improve food and nutrition literacy among Iranian Kurdish primary school children
Background Food and nutrition literacy (FNLIT) is a relatively new term that is used to define the knowledge, skills, and behaviors necessary to achieve a healthy diet. Improving food and nutritional literacy in children is a necessary solution to eliminate nutritional disorders in this age group. The purpose of this study was to design, implement and evaluate an intervention to improve food and nutrition literacy in children aged 10–12 years old…
Participatory evaluation of municipal obesity prevention clubs in Tehran city
Background and aim: Community-based initiatives are important for obesity prevention. This study aimed to evaluate the activities of municipal obesity prevention clubs (OBCs) in Tehran, Iran, using a participatory approach. Methods: = 97), and 35 interviews with involved stakeholders. The MAXQDA software was used for data analysis. Results: An empowerment training program for volunteers was identified as one of the strengths of OBCs. Despite the …
Improving community readiness among Iranian local communities to prevent childhood obesity
The CRITCO intervention was registered at Iran Registry for Clinical Trials ( http://irct.ir ; IRCT20191006044997N1) on 11/11/2019
The association of the quality of life with Afghan households’ food insecurity before and after the recent political change in Afghanistan
The overreaching objective of the current study is to investigate the association of quality of life with Afghan households' food insecurity. The data was collected immediately after the Taliban took control of a large part of Afghanistan. About a total of 555 households' heads participated in a face-to-face interview, using the HFIAS and WHOQOL-100 questionnaires along with some questions related to their socioeconomic characteristics at two dif…
Medicine (25 works) · Environmental health (20 works) · Food Security and Health in Diverse Populations (13 works) · Obesity, Physical Activity, Diet (13 works) · Psychology (13 works) · Child Nutrition and Water Access (11 works) · Food security (10 works) · Geography (10 works) · Public health (10 works) · Nursing (8 works)