Copyright: ©Author(s) 2026.
World J Cardiol. Apr 26, 2026; 18(4): 115712
Published online Apr 26, 2026. doi: 10.4330/wjc.v18.i4.115712
Published online Apr 26, 2026. doi: 10.4330/wjc.v18.i4.115712
Table 5 Quality of reporting for eligible studies
| Ref. | Random sequence generation (selection bias) | Allocation concealment (selection bias) | Blinding of participants and personnel (performance bias) | Blinding of outcome assessment (detection bias) | Incomplete outcome data (attrition bias) | Selective reporting (reporting bias) | Other bias |
| Preiss et al[22], 2014 | L | L | L | L | L | L | L |
| Lexis et al[23], 2015 | L | L | L | L | L | L | L |
| Hartman et al[24], 2017 | L | L | L | L | L | L | L |
| Mohan et al[25], 2019 | L | L | L | L | L | L | L |
- Citation: Tsironikos GΙ, Zakynthinos GΕ, Kyprianidou D, Rammou V, Antonogiannis T, Bargiota A, Zakynthinos E, Tsolaki V. Metformin fails to prevent diabetes in non-diabetic cardiovascular patients: Systematic review and meta-analysis. World J Cardiol 2026; 18(4): 115712
- URL: https://www.wjgnet.com/1949-8462/full/v18/i4/115712.htm
- DOI: https://dx.doi.org/10.4330/wjc.v18.i4.115712