In 4-week follow-up , the improvements in sleep and affection in the combined therapy group were superior to the acupuncture-moxibustion group ( 3.27 + / - 3.23 vs 4.61 + / - 3.56 , 3.48 + / - 3.67 vs 5.81 + / - 4.15 , both P < 0.05 ) .