Review Article
A Meta-Analysis of 13 Randomized Trials on Traditional Chinese Medicine as Adjunctive Therapy for COVID-19: Novel Insights into Lianhua Qingwen
Table 2
Cochrane Collaboration’s tool for quality assessment in all included trials.
| | Trials | Year | Sequence generation | Allocation concealment | Blinding of outcome assessors | Incomplete outcome data | Selective outcome
reporting | Others |
| | Chen et al. | 2021 | Low | Unclear | Low | Low | Low | Low | | Hu et al. | 2020 | Low | Low | Low | Low | Low | Low | | Yu | 2020 | Low | Low | Unclear | Low | Low | Unclear | | Chen et al. | 2020 | Low | Low | Low | Low | Low | Unclear | | Xiao et al. | 2020 | Unclear | High | Unclear | Low | Low | Low | | Fu et al. | 2020 | Low | Low | Low | Low | Low | Low | | Fu et al. | 2020 | Low | Low | Unclear | Low | Low | Unclear | | Xiao et al. | 2020 | Unclear | Low | Low | Low | Low | Unclear | | Wang et al. | 2021 | Low | Low | Low | Low | Low | Unclear | | Li and Zhang | 2020 | Low | Low | Unclear | Low | Low | Low | | Yang et al. | 2020 | Low | Unclear | Low | Low | Low | Unclear | | Duan et al. | 2020 | Low | Low | Low | Low | Low | Unclear | | Ding et al. | 2020 | Low | Low | Low | Low | Low | Unclear |
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