比较患者的平均住院时间及抗生素使用效果。
The average hospitalization time and the curative effects of antibiotic were also compared.
目的：制定较为合理的平均住院日控制标准。
Objective: Establishing reasonable control standard of average length of stage in hospital.
从平均住院天数来看，男孩22天，女孩18天。
The mean hospital stay was 22 days for boys and 18 days for girls.
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