In 8 weeks of treatment and the follow-up observation , the results in the acupuncture group were reduced much apparently as compared with those in the conventional treatment group [ 5.0 ( 3.0,8.0 ) vs 7.0 ( 3.0,13.8 ) , 4.0 ( 1.5,7.0 ) vs 6.0 ( 2.0,11.7 ) , both P < 0.05 ] .