Figure 6From: Impact of oral care with versus without toothbrushing on the prevention of ventilator-associated pneumonia: a systematic review and meta-analysis of randomized controlled trialsForest plot showing the effect of toothbrushing on length of intensive care unit stay. References cited are Munro et al. [20], Yao et al. [22], and Lorente et al. [23]. CI, confidence interval; WMD, weighted mean difference.Back to article page