| | Study ID | Main acupoints | Insertion depths (individual cun) | Duration (min) | Frequency | Total sessions | Needle type | Acupuncture rational |
| | Liu, 2016 [32] | Xin-ming I, Xing-ming II | 1~1.5 | 3 | once a day | 30 | 0.30 mm × 40 mm | TCM |
| | Zhao, 2016 [33] | Cheng-qi (ST1), Cuan-zhu (BL2), Yang-bai (GB14), Feng-chi (GB20) | 0.5 | 20 | once a day | 30 | NM | TCM |
| | Sun, 2015 [34] | Qiu-hou (EX-HN7), Jing-ming (BL1), Feng-chi (GB20) | 1~1.5 | 20 | once a day | 28 | NM | TCM |
| | Wu, 2010 [35] | Qiu-hou (EX-HN7), Jing-ming (BL1), Feng-chi (GB20) | 1~1.5 | 20 | once a day | 28 | NM | TCM |
| | Xia, 2010 [36] | Cheng-qi (ST1), Tai-yang (EX-HN5), Cuan-zhu (BL2), Feng-chi (GB20) | 0.5~1 | 30~45 | once a day | 42 | NM | TCM |
| | Dai, 2009 [37] | Jing-ming (BL1), Qiu-hou (EX-HN7), Cuan-zhu (BL2), Yang-bai (GB14), Cheng-qi (ST1), He-gu (LI4) | 1~1.5 | 30 | NM | 60 | NM | TCM |
| | Tian, 2018[38] | Feng-chi (GB20), Tai-yang (EX-HN5), Tong-zi-liao(GB1), Si-zhu-kong(SJ23) | NM | 3 | NM | 28 | 0.25 mm × 40 mm | TCM |
| | Yin, 2012 [39] | Cheng-qi (ST1), Jing-ming (BL1) | 1.2 ~ 1.3 | 30 | NM | NM | 0.30 mm × 40 mm | TCM |
| | Hang, 2005 [40] | Bai-hui (DU20), Feng-chi (GB20), Qiu-hou (EX-HN7),Tai-yang (EX-HN5), Jing-ming (BL1), Cheng-qi(ST1) | NM | 30 | once a day | 28d | 0.35 mm × 40 mm | TCM |
|
|
