Exact(60)
For questionnaire survey, sample size was kept within 260 in number, which was done through target group sampling techniques.
For questionnaire items used for the analysis presented in the paper see Additional file 1.
For questionnaire development, an extensive literature search exploring CAM usage amongst cancer patients was conducted.
For questionnaire data on outcome and covariates we will obtain N = 1200.
Descriptive statistics were computed for questionnaire responses and observational data.
Chapter 2 can be viewed as a checklist for questionnaire and survey designers.
This pilot work illustrates the usefulness of formative cognitive and usability testing for questionnaire and software development.
The standard cultural adaptation procedure was used for questionnaire translation, response scale generation, and national items design.
Methodological issues in using questionnaires are discussed in detail, providing suggestions for questionnaire development for a single- or multicountry study.
This rate of retention is high for questionnaire research (DeVellis 2012).
Background information for questionnaire participant: during their lifetime most people in today's society make many purchases.
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