seat belt use and its related factors in female high school students in gorgan, iran

Social Competence and Its Related Factors in High School Students: A Cross-Sectional Study

Adolescent Obesity Prevalence and Its Related Factors Among High School Students of Karaj City, Iran

Background: In recent decades, the prevalence of overweight and obesity in adolescents have increased in Iran and other countries. This study aimed to assess the prevalence of obesity and its associated factors among high school students of Karaj City, Iran. Methods: A total of 700 students in different age groups were selected by random sampling method. The study samples were d...

Cigarette Smoking Experience and its related Socio-demographic and Environmental Risk Factors in High School Boy Students, Shiraz- Iran

Background: Several environmental and psychosocial risk factors are known for adolescent smoking as the single cause of preventable diseases and premature death. This cross-sectional study aimed to determine the prevalence of cigarette smoking, socio-demographic factors associated with cigarette smoking (age, education level, parents’ job, and family’s socioeconomic statues), and the role of fa...

the relationship between academic self-concept and academic achievement in english and general subjects of the students of high school

according to research, academic self-concept and academic achievement are mutually interdependent. in the present study, the aim was to determine the relationship between the academic self-concept and the academic achievement of students in english as a foreign language and general subjects. the participants were 320 students studying in 4th grade of high school in three cities of noor, nowshah...

ec adoption and critical success factors of ec in smes in iran

تجارت الکترونیکی شیوه اجرای مسئولیتها، تقابل با مشتریان و امور معمول عملیاتی در شرکتها را تغییر داده است. تجارت الکترونیکی در عمل تنها خرید و فروش کالاها را از طریق ابزار الکترونیک نمی باشد، بلکه تمام فعالیتهای لازم جهت انجام فرایند فروش را نیز در بر میگیرد. در اواخر دهه 1990 بسیاری از شرکتها فعالیتهای خود را به منظور دستیابی به مشتریان جدید و یا ارائه فرصتهای جدید به مشتریان موجود گسترش دادند...

Smoking and Its Related Factors Among Iranian High School Students

BACKGROUND In different studies, the prevalence of tobacco consumption has been growing in high schools boys. OBJECTIVES This study was conducted to determine the prevalence of smoking and its related factors among Iranian high school students in 2011. MATERIALS AND METHODS In this cross-sectional study, 450 male students from 15 high schools of Shahroud (northeast of Iran) were selected fo...