background and purpose: respecting confidentiality of documents and medical information about individuals, as one of the most important issues in medicine, guarantees patients' trust in the health system. therefore, this study is an attemp to design a valid and reliable tool to assess knowledge and attitudes of medical students about  the principles of  confidentiality and disclosure of patient...

OBJECTIVE To determine the face validity and internal reliability of the short form 36 (SF 36) health survey questionnaire in women presenting with menorrhagia. DESIGN Postal survey of women recruited by their general practitioners followed by interviews of a selected subsample. PATIENTS 348 women who had consulted their general practitioner with excessive menstrual bleeding and completed q...

AIMS AND OBJECTIVES This study sought to compare two well-known and well-used self-report quality of life questionnaires in terms of completion rates, reliability and assessment of quality of life. BACKGROUND People with dementia have a meaningful experience of quality of life and several disease-specific instruments have been designed to capture self-report assessments. DESIGN A quantitati...

The level of hardwood utilisation for house building was evaluated in a rural community of Maputaland, KwaZuluNatal, South Africa. A full inventory of 42 households in that community was conducted, followed by a questionnaire survey coupled with a partial inventory of the same households. It was expected that the questionnaire design would be greatly improved by the prior survey, and that simil...

In this article we present an example of our method for instrument development. This method is called the Development Cycle. It consists of four main stages: (1) defining the requirements for an instrument; (2) research, design and pilot testing; (3) implementation and (4) evaluation. An application of the Development Cycle was realized within a project for the development of a basic questionna...

The industry of online game in Taiwan is rising and flourishing. Nevertheless, according to a forecast by IDE the rate of growing is decreasing. In this situation, how to design an online game with competitiveness is quite important. What consumers like is very important for the developer to know. This paper presents a questionnaire for the developers. Base on the depth interview, this research...

Bias in questionnaires is an important issue in public health research. To collect the most accurate data from respondents, investigators must understand and be able to prevent or at least minimize bias in the design of their questionnaires. This paper identifies and categorizes 48 types of bias in questionnaires based on a review of the literature and offers an example of each type. The types ...