The total effective rate was 46 % in the treatment group and 27.7 % in the control group at 4 weeks , and 80 % and 53.2 % at 8 weeks , respectively ; After 8 weeks , PSQI scores showed that the total effective rates differed significantly between the two groups ( P < 0.01 ) : 84 % in the treatment group and 59.6 % in the control group ; In improving sleep quality and sleep duration , the curative effect of the treatment group was better than that of the control group ( P < 0.05 ) .