The comparisons for the differences in coughing scores as assessed by the parents among the four groups by Kruskal—Wallis test.
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The comparisons for the differences in coughing scores as assessed by the parents among the four groups by Kruskal—Wallis test.
采用克鲁斯卡尔-沃利斯检验（Kruskal-Wallis test），对四组家长评估的咳嗽评分的组间差异进行比较分析。
创建时间：
2020-02-21
