There were age and group main effects both on digit span performance and space span performance( P <0.05), but no interactive effects were revealed between age and group ( P >0.05).
将两组按照年龄分为高年龄组和低年龄组进行协方差分析，数字广度和空间广度测验均表现出显著的组别和年龄效应（均P<0.05），但组别和年龄无交互作用（均P >0.05）。
There were age and group main effects both on digit span performance and space span performance( P <0.05), but no interactive effects were revealed between age and group ( P >0.05).
将两组按照年龄分为高年龄组和低年龄组进行协方差分析，数字广度和空间广度测验均表现出显著的组别和年龄效应（均P<0.05），但组别和年龄无交互作用（均P >0.05）。
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