Quantitative research versus quality assurance, quality improvement, total quality management, and continuous quality improvement.

The purpose of this report is to provide a review of the scientific method used in the quantitative research studies for consumers, evaluators, and applied nurse researchers. The fundamental characteristics of the problem-solving/ performance-improvement processes of quality assurance, quality improvement, total quality management, and continuous quality improvement are described. Research is compared with these processes, and is followed by a discussion about the publication of quantitative research findings.