نتایج جستجو برای: chi square test

تعداد نتایج: 920814  

Journal: :Revista da Escola de Enfermagem da U S P 2014
Simone Camargo de Oliveira Ariene Angelini dos Santos Sofia Cristina Iost Pavarini

The present study aimed to investigate the relationship between family functioning and depressive symptoms among institutionalized elderly. This is a descriptive, cross-sectional study of quantitative character. A total of 107 institutionalized elderly were assessed using a sociodemographic questionnaire, the Geriatric Depression Scale (to track depressive symptoms) and the Family APGAR (to ass...

Journal: :Revista de salud publica 2012
Elisa A Cobo-Mejía Carolina Sandoval-Cuellar Yenny M Alvarado-Rojas

OBJECTIVE This paper was aimed at ascertaining the magnitude of disability in the Boyacá Department by establishing its distribution and dependent relationships. MATERIALS AND METHODS This was a cross-sectional study which involved using the instrument proposed by DANE for recording, localizing and characterizing disability. The instrument's 89 questions were subjected to univariate and bivar...

Journal: :Revista de saude publica 2012
Wellington Fabiano Brito Carolina Lemes dos Santos Alessandra do Amaral Marcolongo Marcelo Dias Campos Danilo Sales Bocalini Ednei Luiz Antonio José Antonio Silva Junior Paulo José Ferreira Tucci Andrey Jorge Serra

OBJECTIVE To assess the level of physical activity in public school teachers. METHODS Cross-sectional study conducted with 1,681 teachers from the city of São Paulo, southeastern Brazil, in 2009. The International Physical Activity Questionnaire short version was applied and the level of physical activity was categorized as low, moderate or high. The study sample was stratified by age, gender...

Journal: :Biomedical papers of the Medical Faculty of the University Palacky, Olomouc, Czechoslovakia 2009
Lenka Spacilova Hana Klusonova Fabio Petrelli Carlo Signorelli Peter Visnovsky Iolanda Grappasonni

AIMS This study was aimed for evaluation of Italian students' attitudes to addictive substances, their knowledge and personal experience, and their awareness about the risks. METHODS The research was realized among high school students from Marche region in the Central Italy in the year 2006; the study group was randomly chosen from all schools in the region. 4118 appropriately completed ques...

Journal: :Clinics (Sao Paulo, Brazil) 2008
André Laranjeira de Carvalho Luiz Fernando Ferraz da Silva Sandra Josefina Ferraz Ellero Grisi Ana Maria de Ulhôa Escobar

OBJECTIVE Evaluating the interaction between mother or caregiver and infant through the Clinical Indicators of Risks in Infant Development and investigating whether local and cultural influences during infant development affect these clinical indicators. INTRODUCTION The Clinical Indicators of Risks in Infant Development was created in order to fully assess infants' development and the subjec...

2009
William Yuk Yeu Lai Trevor Lane

BACKGROUND The placement of medical research news on a newspaper's front page is intended to gain the public's attention, so it is important to understand the source of the news in terms of research maturity and evidence level. METHODOLOGY/PRINCIPAL FINDINGS We searched LexisNexis to identify medical research reported on front pages of major newspapers published from January 1, 2000 to Decemb...

2015
Darlene Mara dos Santos Tavares Isabella Danielle Nader Mariana Mapelli de Paiva Flavia Aparecida Dias Maycon Sousa Pegorari

OBJECTIVES To identify the prevalence of frailty among inpatient older adults in a clinical hospital and check the association of the socioeconomic and clinical characteristics with the state of frailty. METHOD Observational, cross-sectional and analytical study, conducted with 255 hospitalized patients. Materials used: structured instrument for the economical and clinical data and frailty ph...

Journal: :Journal of clinical microbiology 2014
Marc Tebruegge Hans de Graaf Priya Sukhtankar Paul Elkington Ben Marshall Helmut Schuster Sanjay Patel Saul N Faust

Results from 3,263 QuantiFERON-TB Gold in-tube (QFT-GIT) assays were analyzed to determine the impact of age on test performance. The proportion of indeterminate results was significantly higher in pediatric and elderly (9.1% and 7.4%, respectively) than in adult (2.6%; chi-square test, P < 0.0001) patients. A detailed analysis of indeterminate QFT-GIT assay results is presented.

2015
How-Ran Guo Zailina Hashim Shih-Bin Su Jochen Bundschuh

1Department of Environmental and Occupational Health, National Cheng Kung University, Tainan 704, Taiwan 2Department of Occupational and Environmental Medicine, National Cheng Kung University Hospital, Tainan 704, Taiwan 3Department of Environmental and Occupational Health, Universiti Putra Malaysia, 43400 Selangor, Malaysia 4Department of Occupational Medicine, Chi-Mei Medical Center, Tainan 7...

Journal: :Medical care 1992
P Diehr K C Cain W Kreuter S Rosenkranz

A variety of statistical methods can be used in small-area analysis to test whether there is more variation than would be expected by chance alone. However, the power of these methods to detect existing variation has never been studied. The authors used data regarding back surgery in Washington State to suggest several types of variation that might exist (alternative hypotheses), and then used ...

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