但是，研究者强调说，这些研究都处于起步阶段，分析中自闭症和母体因素之间的关系还没有达到统计意义上的显著性水平，这些研究没有考虑到样本的权重。

The researchers stressed, however, that the findings were preliminary and that the association did not reach statistical significance in an analysis where they did not apply the sampling weights.

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化疗后多灶性、范围更大的坏死以及肝细胞癌样形态改变与转移性病灶相关，但是这种相关关系尚不具备统计学意义上的显著性。

Multifocality, greater posttreatment necrosis and hepatocellular carcinoma-like morphology were more often associated with metastatic disease, but did not reach statistical significance.

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