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Table 4 Risk ratio Lp/C with 95% confidence intervals

From: Can probiotics be an alternative to chlorhexidine for oral care in the mechanically ventilated patient? A multicentre, prospective, randomised controlled open trial

Microbe Sample Risk ratio (95% confidence interval)
Airway bacteria Oropharyngeal 0.99 (0.14–6.79)
Tracheal 4.12 (0.47–35.95)
Staphylococci Oropharyngeal 1.81 (0.55–5.89)
Tracheal 4.33 (0.95–19.65)
Enteric bacteria Oropharyngeal 1.10 (0.75–1.60)
Tracheal 1.14 (0.65–2.00)
Fungi Oropharyngeal 0.53 (0.30–0.95)
Tracheal 1.07 (0.56–2.05)
  1. Risk ratios for different groups of new emerging microbes
  2. Lp patients treated with Lactobacillus plantarum 299, C control patients treated with chlorhexidine