فهرست مطالب aghbabak maheri

Aim: The aim of this study was to determine the effect of socioeconomic factors on the constructs of the modified Theory of Planned Behavior (TPB) in relation to reproductive health in adolescents.
A cross-sectional study was conducted among 578 female students aged 12-16 years, recruited through a multistage random cluster sampling method, in Tehran, Iran. A self-administered TPB-based constructed questionnaire was designed and used for data gathering. Multivariate regression analyses were conducted to examine the association between family size, number of siblings, birth rank, and family closeness, source of information, and reproductive health behavior.
Findings: The mean age of the participants was 14.1 years. None of the participants obtained a perfect score in relation to reproductive health. In addition, they achieved average scores less than half the rates. Number of siblings, family size, birth rank, mother education and information source were factors associated with TPB the constructs (p The results of this study emphasize that Socioeconomic factors can have an effective role in student's sexual and reproductive health behaviors.

Internet addiction refers to the excessive use of the internet that causes mental, social, and physical problems. According to the high prevalence of internet addiction among university students, this study aimed to determine the effect of an educational intervention on preventive behaviors of internet addiction among Tehran University of Medical Sciences students.

This study was a quasi‑experimental study conducted among female college students who live in the dormitories of Tehran University of Medical Sciences. Two‑stage cluster sampling was used for selection of eighty participants in each study groups; data were collected using “Young’s Internet Addiction” and unstructured questionnaire. Validity and reliability of unstructured questionnaire were evaluated by expert panel and were reported as Cronbach’s alpha. Information of study groups before and 4 months after the intervention was compared using statistical methods by SPSS 16.

After the intervention, the mean scores of internet addiction, perceived barriers construct, and the prevalence of internet addiction significantly decreased in the intervention group than that in the control group and the mean scores of knowledge and Health Belief Model (HBM) constructs (susceptibility, severity, benefits, self‑efficacy) significantly increased.

Education based on the HBM was effective on the reduction and prevention of internet addiction among female college students, and educational interventions in this field are highly recommended.

This study was conducted to assess the quality of life as an outcome of health services among high school students in Tehran, Iran.
This cross-sectional study included 1500 high school students in Tehran, Iran. Data were collected using the health-related quality of life questionnaire “KIDSCREEN-27” and analyzed using SPSS software version 23. The level of significance was set at p The quality of life amongst the participants was found to be moderate. The highest and lowest scores were for the parents’ relations and physical and psychological wellbeing dimensions, respectively. Based on multivariate linear regression, gender was a statistically significant predictor of the physical wellbeing dimension. Further analysis of the data showed gender and choosing a family to live with to be statistically significant predictors of psychological wellbeing dimension, while maternal education and choosing a family to live with were statistically significant predictors of parents’ relations and autonomy dimension. Finally, father’s job and choosing a family to live with were predictors of peer and social support and school environment dimensions, respectively.
The quality of life of the participants was moderate, which is not acceptable. It is recommended to design and implement intervention programs to improve the quality of life of high school students with an emphasis on physical and psychological wellbeing dimensions.

Introduction and Pregnancy is a good time for changing the feeding behaviors. Nutritional education plays an important role in maternal and child health promotion. The aim of this study was to evaluate the effectiveness of nutrition education based on Health Belief Model during pregnancy on knowledge and attitude of women. This quasi-experimental study was conducted among pregnant women referred to health centers of Gonbad Kavoos city in 2013. Cluster sampling was used for selection of 80 subjects in each study groups, and data were collected using an unstructured questionnaire. Validity and reliability of questionnaire were evaluated by panel of experts, test-retest and reported as Cronbach’s alpha. Classified information of two groups were compared before and 2 months after intervention. Data were analyzed by SPSS v.16. After educational intervention, the mean score of knowledge and Health Belief Model constructs, were significantly increased in intervention group than the control. But the mean of cuse to action of the experiment group, was not significantly different compared to the control. Education based on Health Belief Model was effective on knowledge and attitude of pregnant women about nutrition and educational interventions in this field are recommended.

According of high prevalence of internet addiction and its numerous consequences among university students and based on importance of theory based educational intervention implementation on prevention and decreasing behavioral disorders such as internet addiction, current study performed to determine the effect of blended educational intervention based on Health Belief model on internet addiction preventing among female university students living in Tehran University of Medical Sciences dormitories. The present semi-experimental before and after study was performed on 80 female University students with multi stage and cluster sampling in 2012 - 2013.Study instrument included the questionnaires of demographic information and subjects characteristics about internet usage, Young Internet Addiction tool and self-administered questionnaire based on HBM. The validity and reliability of the questionnaire were evaluated by content validity and α test. Blended educational intervention about factors and consequences of internet addiction using various educational strategies and materials such as posters. Collected data were analyzed by SPSS software 16 version. Results were considered significant at conventional P<0.05 levels. Response rate was 100 present. Mean of participants’ age was 22±2.6 years. Marital status had significant association with internet addiction (P=0.03). Study results indicated that Mean score of HBM constructs and knowledge had significant relation before and four months after educational intervention (P<0.001). On the other hand, internet addiction prevalence decreased from 26.2 to13.8 (P<0.001). HBM based education was effective on promoting knowledge and performance related to internet addiction prevention. Study results suggest educational intervention program based on health education and promotion theories which can be operative on preventing and decreasing internet addiction.

With the advancement in technology، internet addiction has become an issue which adversely affects the healthy life style. The aim of this study was to investigate the relations between internet addiction and health promoting lifestyle of the students and determine the effects of internet addiction on the health of students and to collect basic data to plan for preventing internet addiction and to improve students’ life style. This descriptive and analytical study was done on 250 cases (140 females and 110 males) living in the dormitories of Tehran University of Medical Sciences in 2012. Stratified Random Sampling was used for selecting students، participation in the study was voluntary، tools of collecting data for this study was self-reported questionnaire consisting of three parts، the first part contained demographic information including age، sex، marital status، employment status، educational level، and educational status (grade point average); the second part was health promoting lifestyle (HPLP) questionnaire (52 questions) of Walker and colleagues and the third section of the questionnaire was “Young''s Internet Addiction”. In order to analyze the data SPSS V. 19 was used and results at the level of p<0/05 was considered significant. According to the findings of the study there is a significant relationship between internet addiction and promoting healthy lifestyles (p<0/001)، and addicts to the internet are in adverse situation as compared to the internet users in terms of promoting healthy lifestyles. People addicted to the internet received significantly lower scores in spiritual growth (p<0/001)، health responsibility (p<0/001)، interpersonal relationships (p<0/001)، stress management (p<0/001)، physical activity (p<0/001)، and nutrition (p<0/001) compared to ordinary users. This study shows that internet addicts gain lower score in health promoting lifestyle and reveals necessity of interventions to correct methods of internet using and training students to improve their lifestyle.

Health-promoting lifestyle is a major determining factor of health. Living in dormitories during studentship, due to particular circumstances, could play a decisive role on student's health promoting lifestyle. The purpose of this research was to study the situation of health-promoting lifestyle among the students living in the dormitories of Tehran University of Medical Sciences, Iran. In this cross-sectional study, sample of 140 female and 110 male students residing in the dormitories of Tehran University of Medical Sciences were selected by stratified random sampling method in 2012. All the included students completed a questionnaire with two parts, sociodemographic information and the standard Walker’s lifestyle questionnaire. Data were analyzed by the independent samples t-test, Mann-Whitney U test, and Spearman and Pearson correlations. The mean score of health promoting lifestyle was 119 ± 20.3 from a maximum score of 208, indicating a moderate situation. There were significant associations between the health-promoting lifestyle (HPL) and employment, marital status, age, and average grade in final exams. No significant relations between the health-promoting lifestyle and gender or academic degree. This study showed that the score of health-promoting lifestyle is average among the students of Tehran University of Medical Sciences. So, targeted interventions should be made to promote health-promoting lifestyle among these students.

Internet has become an effective medium to transfer new scientific and research findings, knowledge and information in educational processes across the world. It also facilitates essential communication among millions of people globally and offers users plenty of entertainment for their leisure time. However, excessive computer use interferes with daily life and carries a risk of addiction. Therefore, the concept of internet addiction is now considered a social problem. This study was conducted to determine the association between internet addiction and general health among dormitory students of Tehran University of Medical Sciences in 2010. This cross-sectional study, conducted in 2010, included 125 female- and 110 male-students from dormitories of Tehran University of Medical Sciences, selected by stratified random sampling. The instruments for data collection were two standard questionnaires - YANG Internet Addiction and Goldberg's General Health (GHQ). Data were analyzed by SPSS-19, the statistical tests being Kolmogorov-Smirnov, Mann-Whitney U, Chi-square, correlation coefficient, and multivariate regression. The results showed that, based on the YANG classification, 34% of the students were addicted to the internet. In comparison with ordinary users, the general health of the internet-addicted users was at a higher risk (p<0.001). The two groups were also different with regard to anxiety and depression (p<0.001), but not with regard to physical function or social function. Internet addiction among dormitory students is a cause for concern. Well-designed programs focusing on education, counseling and behavioral intervention are needed to reduce internet addiction amongst vulnerable students.