对总体病例及各分组病例的临床指标进行比较分析。

Compare the clinical data of the overall case and the target group.

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研究设计：临床病例的回顾性分析。

Study Design. Retrospective clinical case series.

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研究设计：临床病例的回顾性分析。

Study Design. Retrospective clinical case series.

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