نتایج جستجو برای: selected through multistage cluster sampling

تعداد نتایج: 1991190  

Journal: :Asia-Pacific journal of public health 2008
David Hammond Foong Kin Aree Prohmmo Nipapun Kungskulniti Tan Y Lian Sharad K Sharma Buppha Sirirassamee Ron Borland Geoffrey T Fong

At present, 70% of the world's 1.1 billion smokers are in developing countries, with over 50% in Asia alone. The current study examined patterns of youth smoking in Thailand and Malaysia. Respondents were 2002 youths between the ages of 13 and 17 from Thailand (n = 1000) and Malaysia (n = 1002). Respondents were selected using a multistage cluster sampling design and surveyed between January 20...

2012
Aliasghar Arabi Mianroodi Mobina Eslami Narges Khanjani

INTRODUCTION Rhinoplasty is a popular cosmetic surgical procedure. Informal statistics show that Iran has one of the highest rates of rhinoplasty in the world. However, rhinoplasty like any other surgery can have complications. MATERIALS AND METHODS In this cross-sectional study, 320 female students were selected by multistage cluster-stratified sampling from high schools in Kerman, Iran and ...

Journal: :دو فصلنامه علمی - تخصصی پژوهش های اقتصاد توسعه و برنامه ریزی 0
الهامر پورمختار دانشجو دکترا اقتصاد کشاورزی دانشگاه آزاد تهران-واحد علوم تحقیقات حامد قادرزاده استادیار گروه اقتصاد کشاورزی دانشگاه کردستان

the current study attempted to investigate the mathematical sturcuture of cost function of irrigated wheat crop in kurdistan province. the methodolgy is based on duality assumption. the sample size is 257 farmers for the agricultural year 2011-2012.data was collected byinterviewwith farmers and writing writerquestionnaire.the multistage cluster random sampling used. the results showed that, the...

Journal: :iranian journal of otorhinolaryngology 0
aliasghar arabi mianroodi shafa hospital clinical research unit and assistant professor, dept of otorhinolaryngology, shafa hospital, kerman medical university, kerman, iran mobina eslami medical student, dept of otorhinolaryngology, shafa hospital, kerman medical university, kerman, iran narges khanjani assistant professor, department of epidemiology and biostatistics, kerman university of medical sciences, kerman, iran

introduction: rhinoplasty is a popular cosmetic surgical procedure. informal statistics show that iran has one of the highest rates of rhinoplasty in the world. however, rhinoplasty like any other surgery can have complications.  materials and methods: in this cross-sectional study, 320 female students were selected by multistage cluster-stratified sampling from high schools in kerman, iran and...

2011
Azam Baheiraei Mojgan Mirghafourvand Eesa Mohammadi Saharnaz Nedjat Sakineh Mohammad-Alizadeh Charandabi Fatemeh Rajabi Reza Majdzadeh

BACKGROUND Determining the health-promoting behaviors of women during the important period of reproduction provides valuable information for designing appropriate intervention programs for advancing women's health. There is no study on the health-promoting behaviors of women of reproductive age in Iran. Thus, the aim of this study is to explore these health-promoting behaviors for the purpose o...

2015
Meysam Behzadifar Masoud Behzadifar Ali Sayehmiri Maryam Behzadifar Mandana Sarokhani Kourosh Sayehmiri

BACKGROUND Mental disorder is one of the most important diseases of which is predicted to increase from 10.5% to 15% until 2020. This study aimed to determine economic factors influencing mental health using multiple regression models in Ilam province in 2013. METHODS In this cross sectional study, 903 families from different cities of Ilam were selected using multistage cluster sampling. The...

Journal: :مجله علوم اعصاب شفای خاتم 0
nayereh parishani department of counseling, faculty of education and psychology, isfahan university, isfahan, iran. hassan zareei department of counseling, psychology faculty, yazd university, yazd, iran.

the aim of this study was to determine the role of attachment styles and cognitive emotion regulation strategies in adolescents' social anxiety. 430 iranian high school students (200 boys and 230 girls) were selected by multistage cluster sampling method from high schools in isfahan city and completed a battery of scales including attachment styles scale (collins and read, 1990), cognitive...

Journal: :iranian journal of psychiatry 0
mohammad reza mohammadi psychiatry and psychology research center, tehran university of medical sciences, tehran, iran. nastaran ahmadi yazd cardiovascular research center, shahid sadoughi university of medical sciences, yazd, iran. koorosh kamali zanjan university of medical sciences, zanjan, iran. ali khaleghi psychiatry and psychology research center, tehran university of medical sciences, tehran, iran. ameneh ahmadi psychiatry and psychology research center, tehran university of medical sciences, tehran, iran.

objective: we aimed at designing a cross sectional study to investigate the prevalence of psychiatric disorders in iranian children and adolescents and to determine its relationship with social capital, life style, and parents' personality disorders. method: this cross sectional study was a national project implemented in all provinces of iran. in this community-based study, using ‎multistage c...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید