The 10 mL paste loversol Rosenbek penetration-aspiration score ( 1.68 + / - 0.81 ) , oral-retaining score ( 1.11 + / - 0.31 ) and throat-retaining score ( 1.10 + / - 0.31 ) were all lower than those ( 3.91 + / - 0.68 , 1.63 + / - 0.76 , 1.60 + / - 0.76 ) in the acupuncture group separately .