The levels of serum albumin [ ( 33.95.6 ) g/L vs. ( 31.05.3 ) g/L , P < 0.05 ] , and hemoglobin [ ( 103.47.7 ) g/L vs. ( 96.610.5 ) g/L , P < 0.01 ] were significantly improved in the treatment group on postoperative day 3 .