Gram-positive cocci were the most common cause of infections, specifically coagulase-negative Staphylococcus and alpha hemolytic Streptococcus.
革兰（氏）阳性球菌是最常见的感染的引起原因，尤其是凝固酶阴性葡萄球菌和甲型溶血性链球菌。
2
The positive rate of escherichia coli was the highest followed by coagulase negative staphylococci, klebsiella pneumoniae and blue verditer pseudomonas.
阳性率最高的是肠埃希菌，其次是凝固酶阴性葡萄球菌、克雷伯菌、铜绿假单胞菌。
3
The majority of Gram positive coccus were coagulase-negative staphylococci.