There are some direct reason causing this problem . The key reasons are as follows: One is disgusting learning (42.8%), another is poverty (22.8%), and the third is the obstacle in learning (11.4%).

引起辍学的直接原因有很多，其中排列于辍学原因前三位的分别是厌学（占42.8％）、经济困难（占22.8％）和学习困难（占11.4％）。

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Summary were as follows: internal fixator improper selection, with the reconstruction of calcar femorale bad happened are an important reason for surgical complications;

总结发现：内固定物选择不当、内后侧负重区皮质重建不良是发生手术并发症的重要原因；

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