| Ref ID | 681 |
| First Author | Y. Gao |
| Journal | JOURNAL OF CLINICAL EPIDEMIOLOGY |
| Year Of Publishing | 2019 |
| URL | https://dx.doi.org/10.1016/j.jclinepi.2019.05.022 |
| Keywords |
• Cochrane • Network meta-analysis • General medical • Publication bias • Low reporting quality • Low methodological quality |
| Problem(s) |
• Low reporting (PRISMA) quality • Low methodological (AMSTAR) quality • Poor consideration of publication bias • Individual study characteristics not reported sufficiently |
| Article Type | Empirical |
| Article Subtype | Cross-sectional survey/Methodological systematic review |
| First Author Country | China |
| Aim | To assess the methodological and reporting quality of network meta-analyses published in the Cochrane library between 2004 and 2017. |
| Level of Investigation | Descriptive |
| Summary of Findings | Only 26.2% NMAs described the geometry of network, 64.3% presented the network plot, and 33.3% fully assessed the inconsistency. The overall methodological quality was low. 88.1% of the included NMAs did not explain their selection of the study designs for inclusion in the review, and 59.5% of the NMAs did not carry out an adequate investigation of publication bias |
| Number of systematic reviews included | 42 |
| Number of eligible systematic reviews assessed | 994 |
| Treatment impacted | No |
| Treatment impacted description | |
| Interpretation impacted | Not Applicable |
| Interpretation impacted description |