contrast estimate SE df t.ratio p.value model A - B 0.0309781967431351 0.52774362228811 4 0.0586993294373215 0.9560070767198 High A - C -2.42734020226103 0.482729610822809 4 -5.0283640113223 0.0110129183362344 High B - C -2.45831839900417 0.479223350719903 4 -5.12979677495098 0.0110129183362344 High A - B 0.0624178491018777 0.143128314639221 4 0.436097143037088 0.685270509561567 Mod A - C -0.787285284396973 0.123521312317875 4 -6.37367972881427 0.00466199001118846 Mod B - C -0.849703133498851 0.125750043133397 4 -6.75708025481532 0.00466199001118846 Mod A - B -0.0597730472825111 0.473772903616052 4 -0.126163921208444 0.905689533810635 Low A - C 1.49739891674883 0.441452319157293 4 3.39198335078922 0.041219499646798 Low B - C 1.55717196403134 0.452984008729313 4 3.4375870538994 0.041219499646798 Low