Methods: To observe the average hospitalization day and the time that kidney function began recovering in hemodialysis group and no-hemodialysis group.
方法：观察血液透析组与非血液透析组的平均住院日、肾功能恢复的时间、病情转归。
Methods 68 patients with severe acute pancreatitis were randomly divided into observer group and control group on average.
方法将68例重症急性胰腺炎患者随机分为两组。
Methods 88 cases of patients with fungal otitis externa were randomly divided into the treatment group and the control group on average.
方法将88例真菌性外耳道炎患者随机平均分为治疗组和对照组。
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