First author (year) Sample size Intervention group Control group Main outcomes Zhang(2010) [13] 325 participants in total; 186 participants in the intervention group and 139 participants in the control group Dong’s extra acupoint acupuncture plus acupoint injection once daily for 30 days Buspirone 5 mg three times per day for 30 days HAMA SAS TESS Luo(2007) [14] 58 participants in total; 29 participants in the intervention group and 29 participants in the control group Jin’s three-needle acupuncture once daily for six weeks Fluoxetine or Paroxetine 20mg per day for six weeks HAMA TESS Wang(2005) [15] 65 participants in total; 35 participants in the intervention group and 30 participants in the control group acupuncture once daily for 30 days Lorazepam 0.5-2mg two or three times per day for 30 days; Plus with oryzanol 20mg or propranlolum 10-20mg three times per day for 30 days; SAS

Table 1: Summary of included studies.