Multiple imputation is one of the most highly recommended procedures for dealing with missing data. However, to date little attention has been paid to methods for combining the results from principal component analyses applied to a multiply imputed data set. In this paper we propose Generalized...

The objective of this article is to demonstrate how data collection can be enhanced with survey instruments, including questionnaires. Pinpointing at the prevailing organizational cultural conditions as an antecedence to the introduction and management of the amendment is required in a useful...

Purpose – The performance of corporate social responsibility has affected consumers' purchase actions. This study seeks to commit a questionnaire investigation to find out what the Chinese consumer is thinking and acting about corporate social responsibility. Design/methodology/approach –...

Objective: To identify any differences in response and completion rates across two versions of a questionnaire, in order to determine the trade-off between a potentially higher response rate (from a short questionnaire) and a greater level of information from each respondent (from a long...

Objective: To validate an acceptability questionnaire for NuvaRing(R), a new combined contraceptive vaginal ring. Methods: A 21-item questionnaire was developed covering: ease of ring use, ease of package use, clarity of instructions, sexual comfort, cycle-related characteristics, compliance and...

While it is widely alleged that economists do not like or use questionnaire surveys, the facts are considerably more complicated. Economists make extensive use of survey information on such things as prices and employment, and the use of 'contingent valuation' surveys has exploded recently. The...

Objective: To assess the efficacy of a World Wide Web-enabled asthma self-management intervention on quality-of-life indicators among self-selected participants with asthma. Design: A quasi-experimental design was used in which quality-of-life outcome indicators were derived from the Mini Asthma...