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烧伤病人留置尿管时，尿路感染的发生率较高。作者随机抽取５３例留置尿管病人，２７例（治疗组）用氯霉素眼膏作润滑剂，贮尿袋内注入庆大霉素；２６例（对照组）采用一般护理法。然后对尿道外口分泌物、尿管、贮尿管内尿液取样，进行细菌培养。结果留置尿管１１天后治疗组感染率为２２．２２％，对照组为６１．５４％，经统计学处理χ２＝６．８９，Ｐ＜０．０１。从检出的细菌种类中，大肠杆菌、绿脓杆菌、黄绿色链球菌、金黄色葡萄球菌多见。
Burn patients indwelling catheter, the higher the incidence of urinary tract infection. The authors randomly selected 53 indwelling catheter patients, 27 patients (treatment group) with chloramphenicol ointment as a lubricant, gentamicin injection into the storage bag; 26 cases (control group) using the general care method. Then the urethral orifice of mouth secretions, urine, urine samples from urine storage, bacterial culture. Results In 11 days after treatment, the infection rate of the treatment group was 22.22%, while that of the control group was 61.54%. The statistical treatment χ2 = 6.89, P <0.01. Among the detected bacterial species, Escherichia coli, Pseudomonas aeruginosa, Streptococcus viridans, and Staphylococcus aureus were more common.