Table 3 Level of evidence
From: Role of cardiovascular magnetic resonance in the guidelines of the European Society of Cardiology
Level of evidence A | Data derived from multiple randomized clinical trials or meta-analyses. |
Level of evidence B | Data derived from a single randomized clinical trial or large non-randomized studies. |
Level of evidence C | Consensus of opinion of the experts and/or small studies, retrospective studies, registries. |