Table 2.
Jadad quality scores of selected studies.
| Author name | Randomization | Generating randomized sequences | Blinding | Withdrawals and dropouts | Overall |
|---|---|---|---|---|---|
| Guan-hua He | 1 | 0 | 0 | 0 | 1 |
| Zhi-jin Song | 1 | 0 | 0 | 0 | 1 |
| Dong-ping Wang | 1 | 0 | 1 | 0 | 2 |
| Ke-fu Ji | 1 | 0 | 0 | 0 | 1 |
| Yu-chu Gao | 1 | 0 | 0 | 0 | 1 |
| Yun-yuan Guo | 1 | 0 | 0 | 0 | 1 |
| Li An | 1 | 0 | 0 | 0 | 1 |
| Ling Feng | 1 | 0 | 0 | 0 | 1 |
| Mei Hu | 1 | 0 | 0 | 1 | 2 |
| Xiao-chun Liu | 1 | 0 | 0 | 0 | 1 |
| Ru-bao Jia | 1 | 0 | 0 | 0 | 1 |
| Shu-dong Yang | 1 | 0 | 0 | 0 | 1 |
| Yong-jin Hou | 1 | 0 | 0 | 0 | 1 |
| Guang-yu Tang | 1 | 0 | 0 | 0 | 1 |
| Li-jun Zhou | 1 | 0 | 0 | 0 | 1 |
| Yu-ping Li | 1 | 0 | 0 | 0 | 1 |
| Ya-xiong Zhan | 1 | 0 | 1 | 0 | 2 |
| Jing-xian Yuan | 1 | 0 | 0 | 0 | 1 |
| Ke-jie Duan | 1 | 0 | 0 | 0 | 1 |
| Hai Shi | 1 | 0 | 0 | 0 | 1 |
| Bu-ce Sun | 1 | 0 | 0 | 0 | 1 |
| Pei-ying Wu | 1 | 0 | 0 | 0 | 1 |
| Jin Gao | 1 | 0 | 0 | 0 | 1 |
| Xian-zhen Ma | 1 | 0 | 0 | 0 | 1 |
| Pei-fen Chang | 1 | 0 | 0 | 0 | 1 |
| Yue-sheng Zhao | 1 | 0 | 0 | 0 | 1 |
| Gang Hu | 1 | 0 | 0 | 0 | 1 |
| Dong-you Zhu | 1 | 0 | 0 | 0 | 1 |
| Wei Wan | 1 | 0 | 0 | 0 | 1 |
| Shui-xiang Wan | 1 | 0 | 0 | 0 | 1 |
| Sheng-hai Cao | 1 | 0 | 0 | 0 | 1 |
| Run-lian Tang | 1 | 0 | 0 | 1 | 2 |
| Fei Wang | 1 | 0 | 0 | 0 | 1 |
| Wen Luo | 1 | 0 | 0 | 0 | 1 |
| Feng-hua Song | 1 | 0 | 0 | 0 | 1 |
| Wen-sheng Li | 1 | 0 | 1 | 0 | 2 |
| Wei-qin Guo | 1 | 0 | 0 | 0 | 1 |
| Qiao-kun Xu | 1 | 0 | 0 | 0 | 1 |
| Xin He | 1 | 0 | 0 | 0 | 1 |
| Long-jiang Qian | 1 | 0 | 0 | 0 | 1 |
| Li Xiao-jin | 1 | 0 | 0 | 1 | 2 |