Dietary Fiber Intake Reduces Risk for Colorectal Adenoma: A Meta-analysis Qiwen Ben, Yunwei Sun, Rui Chai, Aihua Qian, Bin Xu, Yaozong Yuan Gastroenterology Volume 146, Issue 3, Pages 689-699.e6 (March 2014) DOI: 10.1053/j.gastro.2013.11.003 Copyright © 2014 AGA Institute Terms and Conditions
Figure 1 Flow diagram of the systematic search of literature on dietary fiber intake and the risk of colorectal adenoma. Gastroenterology 2014 146, 689-699.e6DOI: (10.1053/j.gastro.2013.11.003) Copyright © 2014 AGA Institute Terms and Conditions
Figure 2 Meta-analyses of dietary fiber intake and the risk of colorectal adenoma. (A) High vs low intake. (B) Linear dose-response analysis per 10-g/day increase in dietary fiber intake. Studies are grouped according to design. Gastroenterology 2014 146, 689-699.e6DOI: (10.1053/j.gastro.2013.11.003) Copyright © 2014 AGA Institute Terms and Conditions
Figure 3 Meta-analyses of vegetable fiber intake and the risk of colorectal adenoma. (A) High vs low intake. (B) Linear dose-response analysis per 10-g/day increase in vegetable fiber intake. Studies are grouped according to design. Gastroenterology 2014 146, 689-699.e6DOI: (10.1053/j.gastro.2013.11.003) Copyright © 2014 AGA Institute Terms and Conditions
Figure 4 Meta-analyses of fruit fiber intake and the risk of colorectal adenoma. (A) High vs low intake. (B) Linear dose-response analysis per 10-g/day increase in fruit fiber intake. Studies are grouped according to design. Gastroenterology 2014 146, 689-699.e6DOI: (10.1053/j.gastro.2013.11.003) Copyright © 2014 AGA Institute Terms and Conditions
Figure 5 Meta-analyses of cereal fiber intake and the risk of colorectal adenoma. (A) High vs low intake. (B) Linear dose-response analysis per 10-g/day increase in cereal fiber intake. Studies are grouped according to design. Gastroenterology 2014 146, 689-699.e6DOI: (10.1053/j.gastro.2013.11.003) Copyright © 2014 AGA Institute Terms and Conditions
Supplementary Figure 1 Funnel plots of studies evaluating the risk of colorectal adenoma associated with dietary fiber intake. Gastroenterology 2014 146, 689-699.e6DOI: (10.1053/j.gastro.2013.11.003) Copyright © 2014 AGA Institute Terms and Conditions
Supplementary Figure 2 Nonlinear dose-response meta-analysis of total dietary fiber intake and the risk of colorectal adenoma. Gastroenterology 2014 146, 689-699.e6DOI: (10.1053/j.gastro.2013.11.003) Copyright © 2014 AGA Institute Terms and Conditions