Sandbox: ESC guidelines: Difference between revisions
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===Class III=== | ===Class III=== | ||
Conditions for which there is evidence and/or general agreement that a procedure/treatment is not useful/effective and in some cases may be harmful. | Conditions for which there is evidence and/or general agreement that a procedure/treatment is not useful/effective and in some cases may be harmful. | ||
==Level Of Evidence== | ==Level Of Evidence== | ||
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*Non randomized observational studies with limitations in design or execution or Metanalysis of such studies. | *Non randomized observational studies with limitations in design or execution or Metanalysis of such studies. | ||
*Consensus opinion of experts based on clinical experience. | *Consensus opinion of experts based on clinical experience. | ||
==According to 2012, Guidelines on the management of valvular heart disease== | |||
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[[File:Screen Shot 2016-12-20 at 3.23.05 pm.png]] | [[File:Screen Shot 2016-12-20 at 3.23.05 pm.png]] | ||
Revision as of 21:01, 20 December 2016
Overview
The Class designation is used to indicate whether a therapy is recommended or not and the certainty surrounding that recommendation.
Classes of Recommendation
Class I:
Conditions for which there is evidence and/or general agreement that a given procedure or treatment is beneficial, useful, and effective.
Class II:
Conditions for which there is conflicting evidence and/or a divergence of opinion about the usefulness/efficacy of a procedure or treatment.
Class IIa:
Weight of evidence/opinion is in favor of usefulness/efficacy.
Class IIb:
Usefulness/efficacy is less well established by evidence/opinion.
Class III
Conditions for which there is evidence and/or general agreement that a procedure/treatment is not useful/effective and in some cases may be harmful.
Level Of Evidence
Level of Evidence A:
Data derived from multiple randomized clinical trials or meta-analyses of such studies.
Level of Evidence B:
- Data derived from one or more randomized trials or meta-analysis of such studies.
- Data derived from one or more non-randomized trials or meta-analysis of such studies.
Level of Evidence C:
- Non randomized observational studies with limitations in design or execution or Metanalysis of such studies.
- Consensus opinion of experts based on clinical experience.
According to 2012, Guidelines on the management of valvular heart disease
