The scores of facial nerve function in group A and group B were all significantly improved compared with those before treatment ( 48.2 + / - 2.9 vs 25.7 + / - 4.9 , 45.9 + / - 6.2 vs 25.8 + / - 5.5 , both P < O. 01 ) , the cured rate in group A [ 82.0 % ( 41/50 ) ] were significantly superior to that in group B [ 67.3 % ( 35/52 ) ] ( P < 0.05 ) ; the difference of WHOQOL-BREF in both groups at 1 and 3 month follow up visit was not significant ( all P > 0.05 ) .