Subglottic secretion drainage for preventing ventilator-associated pneumonia: a meta-analysis.

Purpose null To assess the efficacy of subglottic secretion drainage in preventing ventilator-associated pneumonia. null Methods null We performed a comprehensive, systematic meta-analysis of randomized trials that have compared subglottic secretion drainage with standard endotracheal tube care in mechanically ventilated patients. Studies were identified by a computerized database search, review of bibliographies, and expert consultation....