sas eIntelligence 多组均数两两比较结果( DUNNETT) Simultaneous Simultaneous Lower Difference Upper Confidence Between Confidence Comparison Limit Means Limit 2-1 35969-1900002031** 3-15.06833371416746** The power to know多组均数两两比较结果（DUNNETT） Simultaneous Simultaneous Lower Difference Upper C Confidence Between Confidence Comparison Limit Means Limit 2 - 1 -3.5969 -1.9000 -0.2031 *** 3 - 1 -5.0683 -3.3714 -1.6746 ***