Objective To analyze the aetiological characteristics and bacterial susceptibility in patients with ventilator-associated pneumonia (VAP) .

目的分析呼吸相关肺炎(VAP)的以及药物敏感况。

Age, period of mechanical ventilator, nasogastric feeding, use of antiacid and antibiotics were related to the development with VAP.

VAP的发生与年、通气时间、鼻饲、抑酸剂及抗生素的应用有关。