statistically significant difference短语¹⁴⁴⁹⁷²⁺² 基本例句 统计上的显著差异 There was no statistically significant difference in ut eric and endometrial changes between the premenopausal treated and control group P>0.05. 经测量及统计学对照分析，结果可见：绝经前期服药组与对照组比较，子宫及内膜的变化无明显统计学意义 P＞0．05； cnki