参考例子
           - 1.Thus, these percentages are higher than they would be if BP had been measured over time (regression toward the mean).
 - 因此,如果血压检测时间加长的话(降至均值),这个百分比会更高。
 
英文解释
           - n.
 - 1.the relation between selected values of x and observed values of y (from which the most probable val
 
网络释义
               - regression toward the mean
 - 趋均数回归趋均数