Review Article
Yiqi Yangyin Huoxue Method in Treating Diabetic Retinopathy: A Systematic Review and Meta-Analysis
Table 2
Quality of the included studies.
| | Studies (first author, year) | Randomization | Allocation concealment | Blinding | Incomplete outcome data | Withdrawals and dropouts |
| | Hu [10], 2010 | Yes | NMT | NO | Yes | NMT | | Wen [11], 2012 | Yes | NMT | NO | Yes | NMT | | Li [12], 2016 | Yes | NMT | NO | Yes | MT | | Xia [13], 2011 | Yes | NMT | NO | Yes | NMT | | Li [14], 2018 | Yes | NMT | NO | Yes | NMT | | Gao [15], 2017 | Yes | NMT | NO | Yes | NMT | | Zhou [16], 2011 | Yes | NMT | NO | Yes | MT | | Gong [17], 2018 | Yes | NMT | NO | Yes | NMT | | Xu [18], 2013 | Yes | NMT | NO | Yes | NMT | | Xiong [19], 2009 | Yes | NMT | NO | Yes | NMT |
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MT: mentioned; NMT: not mentioned.
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