Among 484 strains isolated from May 2004 to May 2005 in our hospital,gram-positive and gram-negative bacteria accounted for 7.9%(38/484) and 92.1%(446/484)respectively.

• 2004-05~2005-05共分离出细菌484株。 其中革兰阳性球菌38株占7.；9%25；革兰阴性杆菌446株占92