1. Probiotics for Prevention of Ventilator-Associated Pneumonia
Ilias I. Siempos, MD, Theodora K. Ntaidou, MD 
CHEST 
Volume 143, Issue 4, Pages (April 2013)
DOI: /chest
Copyright © 2013 The American College of Chest Physicians Terms and Conditions

2. Figure 1
Meta-analysis of randomized controlled trials evaluating the effects of probiotics on the incidence of ventilator-associated pneumonia. Vertical line=“no difference” point between the two regimens; ▪=OR (the size of each square denotes the proportion of information given by each trial); ⋄=pooled OR for all randomized controlled trials; horizontal lines=95% CI. df=degrees of freedom.
CHEST  , DOI: ( /chest )
Copyright © 2013 The American College of Chest Physicians Terms and Conditions