Figure 2. Forest Plot of randomized controlled trials of 18 treatment arms from 15 studies measuring relative risk of IBS symptoms after probiotic treatment compared to placebo. X-axis is relative risk; the line indicates 95% confidence interval and the size of the blue box proportional to sample size

From

Meta-Analysis Study the Role of Probiotics Treatment in Irritable Bowel Syndrome (1990-2017)

Selvaganapathi G., Jinat Ahmed J.A., Mathialagan AG, Dinesh M., Azra N., Harikrishnan T., Kohila J.R., Fathy I., Ramalinggam R., Tee HY, Vanita S.

Journal of Food and Nutrition Research. 2018, 6(11), 710-718 doi:10.12691/jfnr-6-11-6