方法采用前瞻性调查与回顾性调查相结合的方法，对妇产科手术后患者留置尿管而引发泌尿系感染率增高的原因进行调查和分析。
Methods the reasons which caused the increased urinary tract infection after the postoperative urethral catheterization were analysed by prospective and retrospective methods.
方法采用前瞻性调查与回顾性调查相结合的方法，对妇产科手术后患者留置尿管而引发泌尿系感染率增高的原因进行调查和分析。
Methods the reasons which caused the increased urinary tract infection after the postoperative urethral catheterization were analysed by prospective and retrospective methods.
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