نتایج جستجو برای: random convenience sampling method

تعداد نتایج: 1991301  

Journal: :Archives of internal medicine 2010
Johanna I Westbrook Amanda Woods Marilyn I Rob William T M Dunsmuir Richard O Day

BACKGROUND Interruptions have been implicated as a cause of clinical errors, yet, to our knowledge, no empirical studies of this relationship exist. We tested the hypothesis that interruptions during medication administration increase errors. METHODS We performed an observational study of nurses preparing and administering medications in 6 wards at 2 major teaching hospitals in Sydney, Austra...

Journal: :BMC Health Services Research 2005
Thomas V Perneger

BACKGROUND Reason's Swiss cheese model has become the dominant paradigm for analysing medical errors and patient safety incidents. The aim of this study was to determine if the components of the model are understood in the same way by quality and safety professionals. METHODS Survey of a volunteer sample of persons who claimed familiarity with the model, recruited at a conference on quality i...

2015
Faranak Jafari Alireza Khatony Elham Rahmani

INTRODUCTION Self-medication is consumption of one or several medications without the physician's prescription. Given the risks of self-medication, this study was carried out to assess the prevalence of self-medication and its related factors among the elderly in Kermanshah-Iran METHOD In this descriptive cross-sectional study, 272 elderly visiting the private offices in Kermanshah were selec...

2010
Yang Liu Mingyi Du Wenquan Zhu

In order to examine the accuracy of large amount of the field survey data with less accurate, an examination method based on multi-resolution satellite images was proposed in this paper. As there were so large amount of data, stratified random sampling was used to obtain effective samples. Firstly, vegetation index derived from low-resolution satellite images at different times has been adopted...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد مرودشت - دانشکده علوم تربیتی و روانشناسی 1392

the purpose of this study was to investigate the relationship between family functioning and marital adjustment humor couples are due to the nature and objectives of the research and application of methods for its implementation correlation was used. the study population consisted of all the couples in the city who uses random cluster sampling of 200 students were selected as sample. data from ...

Journal: :Transactions of the Society of Instrument and Control Engineers 1990

Journal: :Nursing for women's health 2017
Lynn Barabach Susan M Ludington-Hoe Donna Dowling Marilyn Lotas

The objective of this pilot study was to determine women's perceptions of their levels of maternal role competence at discharge from a Baby-Friendly hospital. A convenience sample of 30 women completed two self-report questionnaires: a demographic questionnaire and the Perceived Maternal Parenting Self-Efficacy scale. Women report that they perceived high levels of maternal role competence with...

2014
Mary-Anne Land Jacqui Webster Anthea Christoforou Claire Johnson Helen Trevena Frances Hodgins John Chalmers Mark Woodward Federica Barzi Wayne Smith Victoria Flood Paul Jeffery Caryl Nowson Bruce Neal

AIM Salt reduction efforts usually have a strong focus on consumer education. Understanding the association between salt consumption levels and knowledge, attitudes and behaviours towards salt should provide insight into the likely effectiveness of education-based programs. METHODS A single 24-hour urine sample and a questionnaire describing knowledge, attitudes and behaviours was obtained fr...

Journal: :Military medicine 1995
J M Splonskowski J J Twiss

There is little research on whether the transient nature of the military family contributes to transition difficulty to parenthood or to the type of social supports utilized. Data were collected by mailed survey from a convenience sample of military and civilian mothers at 3 months after delivery. No significant differences were found in transition difficulty, maternal coping adaptations, or so...

2016
Abdul-Aziz Aflakseir Mohammad-Saleh Mohammad-Abadi

OBJECTIVE The purpose of this study was to examine the prediction of depression on a group of Iranian older adults based on components of health locus of control. METHOD Sixty-six men and 42 women over the age of 55 were recruited from the retirement clubs in Shiraz, using convenience sampling. The participants completed the research questionnaires including the Geriatric Depression Scale (GD...

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