Table 2.

Distribution of pathogens in the infection group

Pathogenic Bacteria	Strains (n=59)	Constituent ratio (%)
Gram-negative bacteria	41	69.49
Klebsiella pneumoniae	14	23.73
Pseudomonas aeruginosa	12	20.34
Acinetobacter baumannii	8	13.56
Enterobacter aerogenes	5	8.47
Escherichia coli	2	3.39
Gram-positive bacteria	16	27.12
Staphylococcus aureus	8	13.56
Streptococcus pneumoniae	5	8.47
Staphylococcus epidermidis	3	5.08
Fungus	2	3.39
Candida	2	3.39