diff lwr upr| p-value B-A -0.2733 -2.4999 1.9533 0.9880 C-A 2.9333 0.7067 5.1599 0.0051 D-A 1.3600 -0.8666 3.5866 0.3774 C-B 3.2067 0.9801 5.4333 0.0019 D-B ...