Late in 2010 the peer-reviewed Journal of Obesity published a meta-analysis of studies testing the garcinia as a weight loss aid.
Of the 23 trials they identified, 12 were methodologically sound enough to include in their analysis. The analysis revealed that some statistically significant weight loss occurred, but the magnitude of the effect is small and the clinical relevance is uncertain. They also found that gastrointestinal adverse events were twice as likely in the hydroxycitric acid group as in the placebo group.
When you are considering the potential benefits of products look for meta-analysis studies that take in all the sound research available.
Primary data and secondary data About the “What researchers mean by ” series This research term explanation first appeared in a regular column called “What researchers mean by ” that ran in the Institute for Work & Health’s newsletter At Work for over 10 years ().
Examples of Primary and Secondary Data A police report from an accident is a primary source, while a newspaper article about the accident is a secondary source of information. A journal review of a scientist's research, prepared by the scientist who performed the research, is a primary source, while a magazine article explaining the scientist's.
Video: What Is Primary Data in Marketing Research? - Definition, Sources & Collection - Definition, Sources & Collection If you ever received a call to participate in a survey, you were part of. Learn the difference between primary research performed to meet specific needs and (the more general) secondary research. The Balance Small Business The Difference Between Primary and Secondary Research. Exploratory research does not aim for specific results or data points—it is more open-ended. It can help you identify problems and.
• Use of the secondary data is highly advisable if and only if they can be modeled according to your requirement, unless otherwise, there is a special purpose of conducting a primary data research despite the time and cost factors. Data collection plays a very crucial role in the statistical analysis. In research, there are different methods used to gather information, all of which fall into two categories, i.e. primary data, and secondary data.