Page 32 - Development of Questionnaires for Quantitative Medical Research
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will lead to a waste of time spent and effort made
by both investigators and study subjects.
In a typical questionnaire development
study, a researcher should know what questions
should be considered as essential and what is the
most appropriate method to frame the question in
the questionnaire for eliciting the answers to these
questions. For example, a research team who
wishes to develop a quality of life (QoL)
questionnaire should carefully study the definition,
underlying theory and the overall concept of
quality-of-life (QoL). As the theory of QoL may
evolving, it is thus necessary to perform a careful
