نتایج جستجو برای: chi square test

تعداد نتایج: 920814  

Journal: :Swiss medical weekly 2014
J Barth K Hofmann D Schori

QUESTION UNDER STUDY Depression in young adults is common, but data from Switzerland are scarce. Our study gives a point prevalence estimate of depression in young Swiss men, and describes the association between depression and education, material and social resources, and job/school satisfaction. METHODS We used data from the cross-sectional Swiss Federal Surveys of Adolescents (ch-x) from 2...

Journal: :Health education research 2014
Jamie E Newman Ana Garces Manolo Mazariegos K Michael Hambidge Albert Manasyan Antoinette Tshefu Adrien Lokangaka Neelofar Sami Waldemar A Carlo Carl L Bose Omrana Pasha Norman Goco Elwyn Chomba Robert L Goldenberg Linda L Wright Marion Koso-Thomas Nancy F Krebs

We conducted a theory-driven process evaluation of a cluster randomized controlled trial comparing two types of complementary feeding (meat versus fortified cereal) on infant growth in Guatemala, Pakistan, Zambia and the Democratic Republic of Congo. We examined process evaluation indicators for the entire study cohort (N = 1236) using chi-square tests to examine differences between treatment g...

Journal: :JPMA. The Journal of the Pakistan Medical Association 2010
Ashok Kumar Biswas Jhuma Sarkar

OBJECTIVES To assess the prevalence, perception and pattern of tobacco use among 13-15-year-old urban school boys along with associated factors of tobacco use. METHODS A cross sectional, observational, study was carried out among 454 urban school boys aged 13-15 years studying in VIII, IX, X using self administered modified Global Youth Tobacco Survey Questionnaire. Data were analyzed by freq...

Journal: :Ciencia & saude coletiva 2012
Márcia Maria Tavares Machado Ângela Silvia Sales Lima José Gomes Bezerra Filho Maria de Fátima Antero Sousa Machado Ana Cristina Lindsay Francismeire Brasileiro Magalhães Isabelle da Silva Gama Antonio Jose Ledo Alves da Cunha

The scope of this study is to describe aspects related to the dimensions of access, the service characteristics and factors associated with satisfaction of mothers in the city of Fortaleza, Ceará. It is an observational, cross-sectional population-based study conducted in 2008 in Fortaleza, Ceará. Families with at least one child under 5 years of age living at home and who were users of the Uni...

Journal: :Journal of infection in developing countries 2012
Solomon A Yimer Carol Holm-Hansen Gunnar Bjune

INTRODUCTION Ethiopia has a growing private health sector. In recent years, the directly observed treatment short course (DOTS) strategy was initiated in selected private health facilities in the country. The objective of the present study was to assess knowledge and practice of private practitioners in tuberculosis (TB) control in Amhara Region, Ethiopia. METHODOLOGY An institution-based cro...

2014
Tuija Leppäkoski Aune Flinck Eija Paavilainen

This study aimed to examine possible changes from 2008 to 2012 in the skills of health care staff in identifying and intervening in domestic violence (DV). A longitudinal descriptive study design with volunteer samples (baseline; n = 68, follow-up; n = 100) was used to acquire information regarding the present state and needs of the staff in practices related to DV. The results of the baseline ...

Journal: :The Southeast Asian journal of tropical medicine and public health 2012
Orawan Suwansingha Praphasri Rirattanapong

The objective of this study was to measure the effectiveness of fluoride varnish as a public health intervention to prevent caries on partially erupted first and second permanent molars among 6-11 year old children at high risk for caries. In a six-month clinical trial, 105 children were randomly divided into a fluoride varnish (Duraphat) group (117 molars) or a control group (117 molars). The ...

Journal: :European journal of ophthalmology 2007
A Bagheri S Givrad S Yazdani M Reza Mohebbi

PURPOSE To determine the optimal dosage of cyclopentolate for adequate cycloplegia with minimal side effects. METHODS A prospective randomized clinical trial of patients 3.5 to 20 years of age referred to a strabismus clinic during a 1-year period. Eligible patients were randomly divided into three groups. In Group 1, the cycloplegic effect of one drop of cyclopentolate was compared with two ...

2013
Jing Sun Nicholas Buys Xinchao Wang

This study examines the individual and workplace factors related to depression and stress in a large privately owned enterprise in China. The cross-sectional study design involved 13 privately owned retail enterprises in China. A self-report survey was administered to 4,847 employees aged 18-54 recruited through the management boards of the 13 enterprises. A chi-square test was used to compare ...

2010
Jamshid Ayatollahi Fatemah Ayatollahi Rezvan Bahrololoomi

BACKGROUND Internet is an important source of up-to-date dental information for delivering educational materials. The aim of this study was to determine the use of internet among dental students in Yazd. METHODS In this descriptive study, a questionnaire consisting of multiple choice questions was distri-buted to clinical undergraduate students studying at the School of Dentistry at the Shahi...

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