نتایج جستجو برای: multivariate analysis system

تعداد نتایج: 4614146  

Elnaz Baharifar Esmaeil Haghei Ozra Ghafari Zahra Noori

Objective: The purpose of this study was to examine the investigate the relationship between resiliency and immune system activity of students. Methods: This research is descriptive and correlational. The population consist of all students of the faculty science of Azad university in Ardebil. 100 students were selected with sampling method. The students answere...

Journal: :European journal of public health 2005
Jon Ivar Elstad

BACKGROUND Using a lifecourse approach, this study examines whether childhood adversities act on adult health as latent or pathway effects, and whether not only childhood ill health and material deprivation, but also an adverse psychosocial environment in terms of stressful relations with parents contribute to later ill health. METHODS Lifecourse interviews with 380 men born in 1946 were cond...

Journal: :Journal of epidemiology and community health 1998
R A Verheij H D van de Mheen D H de Bakker P P Groenewegen J P Mackenbach

STUDY OBJECTIVE Urban-rural health differences are observed in many countries, even when socioeconomic and demographic characteristics are controlled for. People living in urban areas are often found to be less healthy. One of the possible causes for these differences is selective migration with respect to health or health risk factors. This hypothesis is hardly ever empirically tested. This pa...

Bangladesh is still a low urbanized country although it experienced a rising trend in the level of urbanization throughout the twentieth century and had a remarkably high urban growth immediately after its independence in 1971. The country recorded the highest ever annual average growth rate (9.04) and percentage of interval variation (137.57%) in an urban population in 1974; thereafter, growth...

Journal: :Revista de saude publica 2002
Ignez Salas Martins Frida Marina Fischer Denize Cristina de Oliveira Liliane Reis Teixeira Luís Augusto Ribeiro da Costa Sheila Pita Marinho José Paulo Pires Perestrelo Maria do Rosário Dias de Oliveira Latorre Md

OBJECTIVE To assess risk factors for low height and students and working adolescents in cities of State of São Paulo, Brazil. METHODS A stratified sample, consisting of 50.0% of students from 5th grade to last year of high school, of State of São Paulo, Brazil, in 1999, was drawn from two largest schools of two different cities (urban and rural). A total of 756 individuals were studied. The h...

2016
Ying Zhang Huisheng Zhang

As the basic cryptographic structure for multivariate quadratic quasigroup (MQQ) scheme, MQQ has been one of the latest tools in designing MQ cryptosystem. There have been several construction methods for MQQs in the literature, however, the algorithm for judging whether quasigroups of any order are MQQs over Galois fields is still lacking. To this end, the objective of this paper is to establi...

Journal: :BMC Public Health 2008
Nguyen Dang Vung Per-Olof Ostergren Gunilla Krantz

BACKGROUND This population-based study investigated the different forms, magnitude and risk factors of men's violence against women in intimate relationships in a rural part of northern Vietnam and whether a difference in risk factors were at hand for the different forms of violence. Vietnam has undergone a rapid transition in the last 20 years, moving towards a more equal situation for men and...

Journal: :Seizure 2014
Siddharth Kharkar Jyoti Pillai Dustin Rochestie Zulfi Haneef

PURPOSE Previous studies show anti-epileptic drug compliance and seizure control in people with epilepsy (PWE) to be lower among low-income groups and African-Americans. We examined how socio-demographic factors influence seizure control in an inner-city population. METHODS The clinic records of 193 PWE were analyzed. Good seizure control was defined as no seizures in the previous year. Bivar...

Journal: :Archives of internal medicine 2007
Gregory B Diette Cecilia M Patino Barry Merriman Laura Paulin Kristin Riekert Sande Okelo Kathy Thompson Jerry A Krishnan Ruth Quartey Deanna Perez-Williams Cynthia Rand

BACKGROUND Asthma guidelines recommend severity assessment to assign treatment, often quantified as current control. It is unknown how strongly control assessment affects clinician treatment decisions, nor if control is sufficient. METHODS To determine patient factors used by physicians to assign treatment, we surveyed pulmonary specialists (PSs) and family physicians (FPs) using vignettes. W...

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