The most common bacteria were Escherichia coli (27%),Pseudomonas aeruginosa (14%),Klebsiella (10%),Acinetobacter (8%),and Salmonella typhi (8%).

• 近5年细菌检出率为:大肠埃希菌(27%25)、铜绿假单胞菌(14%25)、克雷伯菌(10%25)、不动杆菌(8%25)、伤寒沙门氏菌属(8%25)等。