结论：腹部闭合性损伤中实质性脏器损伤多于空腔脏器，脏器受损程度重、数目多，死亡率高，且并发症多。

Conclusion: in the abdominal closed injury, the parenchymatous organ is more often injured than cavernous one. The multiple organic injuries are serious, with high mortality and many complications.

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结果：超声对腹部损伤的诊断准确率为82.3%，其中腹部实质性脏器损伤的诊断准确率为96.8%；空腔脏器损伤其诊断准确率为40.0%。

Results:The accurate rate of damage of abdomen viscera was 82.3%, in which the accurate rate of material viscera damage was 96.8%, and that of hollow organ was 40.0%.

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