Table 3 Quality assessment for all the studies included
First author | Published year | Quality indicators | Total quality scores | ||
|---|---|---|---|---|---|
Selection | Comparability | Outcome | |||
Cuilin Zhang | 2015 | 4 | 2 | 3 | 9 |
Yuxin Wang | 2018 | 4 | 2 | 3 | 9 |
Guoqi Yu | 2021 | 4 | 2 | 3 | 9 |
Huangfang Xu | 2020 | 4 | 2 | 3 | 9 |
Gabriel D. Shapiro | 2016 | 4 | 2 | 2 | 8 |
Lu Zang | 2023 | 4 | 2 | 3 | 9 |
Chenye Xu | 2022 | 4 | 2 | 3 | 9 |
Nuria Matilla-Santander | 2017 | 4 | 2 | 3 | 9 |
Damaskini Valvi | 2017 | 4 | 2 | 2 | 8 |
Yingying Zhang | 2023 | 4 | 2 | 3 | 9 |
Xin Liu | 2019 | 4 | 2 | 3 | 9 |
Emma V. Preston | 2020 | 4 | 2 | 2 | 8 |