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Table 4 Qualitative methodological appraisal of eligible meta-analyses using AMSTAR tool

From: Integrative analyses of genes related to femoral head osteonecrosis: an umbrella review of systematic reviews and meta-analyses of observational studies

References

Checklist

Total

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

Chen et al. [35]

1

0.5

1

0.5

1

1

0

0.5

0

1

0

0

0

1

1

1

9.5

Jiang et al. [30]

1

0.5

1

0.5

1

1

0

0.5

0

0

0

0

0

1

1

1

8.5

Peng et al. [31]

1

0.5

1

0.5

1

1

0

0.5

0

1

0

0

0

1

1

1

9.5

Song et al., [32]

1

0.5

1

0

0

0

0

0.5

0

1

0

0

0

1

1

1

7

Hong et al. [33]

1

0.5

1

0.5

1

1

0

0.5

0

1

0

0

0

1

1

1

9.5

Zhou et al. [36]

1

0.5

1

0

1

1

0

0.5

0

1

0

0

0

1

1

1

9

Shang et al. [34]

1

0.5

1

0.5

1

1

0

0.5

0

0

0

0

0

1

1

0

7.5

Gong et al. [37]

1

0.5

1

0.5

1

1

0

0.5

0

0

0

0

0

1

1

1

8.5

  1. Abbreviations: 0, No; 1, Yes; 1.5, Partial Yes; AMSTAR, A Measurement Tool to Assess Systematic Reviews