Dietary Patterns and Overweight/Obesity: A Review Article

Background: dietary patterns analysis may provide insights into the influence of overall diet on overweight/obesity. in the past two decades, the relation between dietary patterns and overweight/obesity has been a research focus and a number of results were reported in the research field. methods: an electronic literature search was conducted in pubmed and web of science, to identify human studies published by mar 2015 and written in english. the following keywords or phrases were involved: dietary patterns, dietary pattern, factor analysis, principal component analysis, diet, obesity, adiposity, overweight and bmi. all the stu-dies were retrieved and prudent/healthy (n=17) and western/unhealthy (n=18) dietary patterns were identified. results: when compared with the lowest categories of a prudent/healthy dietary pattern, a reduced over-weight/obesity risk was shown in the highest (or=0.64; 95% ci: 0.52, 0.78; p<0.0001). while there was an increased overweight/obesity risk in the highest when compared with the lowest categories of a western/unhealthy dietary pat-tern (or=1.65; 95% ci: 1.45, 1.87; p<0.0001). conclusion: a prudent/healthy dietary pattern and limit intake of western/unhealthy dietary pattern should be fol-lowed, which helps to keep a healthy body mass.