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. 2017 Aug 31;11:1179552217729343. doi: 10.1177/1179552217729343

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© The Author(s) 2017

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 License (http://www.creativecommons.org/licenses/by-nc/4.0/) which permits non-commercial use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access page(https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 2. — Colonic transit time in adults with functional constipation. Colonic transit time estimates from random-effects meta-analysis. The mean and 95% confidence interval are plotted for each study. The pooled estimate is represented by the diamond apex (58 hours) and the 95% confidence interval is represented by the diamond width (50-65 hours). Publication bias: Egger P = .51. Heterogeneity: I² = 92%, P < .001.