Nosocomial infection prolonged the time of hospitalization.

医院内感染延长住院时间，提高死亡率。

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ResultsThe depression and anxious scores of patients at time of discharge were significantly declined compared with time of hospitalization(P<0.01).

结果52例患者出院前的抑郁、焦虑评分较入院时有明显改善（P<0.01）。

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The time of hospitalization, ambulation time, early complication, medical diseases and restored function after operation between the two groups were very significant (P <0.05).

在住院时间、术后开始下地时间、术后早期并发症、术后内科合并症及功能恢复等方面进行比较， 差异有显著性（P <0.05）。

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