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.
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 system was composed of hardware inspecting circuit and related software, and possessed signal sampling, waveform showing, statistical analysis of data, curve repaint and data storing function etc.
该系统由硬件检测电路和相关软件组成，具有信号采集、波形显示、 数据统计分析、 曲线拟合及数据存储功能。
Methods Sampling interview, grouping comparison and multi factors statistical analysis are adopted.
方法抽样调查，分组对比，多因素统计分析。
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