TABLE 2.
Methodological quality assessment of randomized controlled trials according to the Cochrane Handbook.
| Compounds/formula | A | B | C | D | E | F | G | H | References |
|---|---|---|---|---|---|---|---|---|---|
| Chuanhutongfeng mixture | + | + | + | + | + | + | + | ? | Wang et al. (2019b) |
| Yellow-dragon wonderful-seed formula | + | + | − | − | + | + | + | ? | Yu et al. (2018) |
| Compound tufuling oral-liquid | + | + | + | + | + | + | + | ? | Xie et al. (2017) |
| ZinutriK | − | ? | + | + | + | + | + | ? | Rozza et al. (2016) |
| The Chuanhu anti-gout mixture | + | + | + | + | + | + | + | ? | Wang et al. (2014) |
| A series of tongfeng granule | + | ? | − | − | − | + | + | ? | Zhou et al. (2013) |
| Xiezhuo chubi recipe | + | + | − | ? | ? | − | ? | ? | Zhang et al. (2011) |
| Retention enema of Chinese herbal medicine | − | − | − | − | ? | + | + | ? | Chen et al. (2009) |
| Modified sanmiao powder | + | ? | − | − | ? | + | + | ? | Xiang et al. (2009) |
| Serial gout granules | + | ? | − | ? | ? | + | + | ? | Zhang et al. (2009) |
A, Adequate sequence generation; B, Allocation concealment; C, Blinding (patient); D, Blinding (investigator); E, Blinding (assessor); F, Incomplete outcome data addressed; G, Selecting reporting; H, Free of other bias; +, Low risk; -, High risk; ?, Unclear.