Table 2 The Newcastle–Ottawa quality assessment scale for included studies

Zhang, X., et al. 2022 [24]

3

2

3

8

Yang, J., et al. 2022 [25]

3

2

3

8

Weng, W.Z., et al. 2022 [15]

3

2

2

7

Wang, L., et al. 2022 [26]

3

2

2

7

Lin, L., et al. 2022 [27]

3

2

3

8

Xue, R., et al. 2021 [28]

3

1

3

7

Xiao, L.L., et al. 2021 [14]

3

1

2

6

Xiao, L., et al. 2021 [29]

3

2

3

8

Sun, J., et al. 2021 [30]

3

2

3

8

Hu, H., et al. 2021 [31]

3

2

3

8

Zhai, X.R., et al. 2020 [13]

3

2

2

7

Jia, L., et al. 2020 [12]

3

2

2

7

Yi, Z.Q., et al. 2015 [32]

3

1

2

6

Qin, G., et al. 2014 [33]

3

1

3

7

Hou, Y., et al. 2020 [34]

3

2

2

7

Lu, J., et al. 2019 [35]

3

1

2

6

Li, T.P., et al. 2019 [36]

3

2

3

8

Shi, X., et al. 2016 [37]

3

1

2

6

Zhang, G.L., et al. 2016 [38]

3

1

2

6

Gao, F., et al. 2017 [39]

3

2

3

8

Liu, L., et al. 2018 [40]

3

1

3

7

Li, X., et al. 2017 [41]

3

2

2

7