Journal of clinical nursing
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To evaluate the effectiveness of chlorhexidine for the prevention of ventilator-associated pneumonia and explore the preferred concentration of chlorhexidine. ⋯ Ventilator-associated pneumonia remains a leading cause of morbidity and mortality in intensive care unit, and implementing effective oral care can reduce the incidence of ventilator-associated pneumonia. Chlorhexidine of 0·12% is recommended in our study.