Recommendation Ratings
Recommendation Ratings
Academy Evidence-Based Nutrition Practice Guidelines published on the EAL are assigned a rating of: strong, fair, weak, consensus, or insufficient evidence based on the following criteria.
Criteria for Recommendation Ratings
Statement Rating |
Definition | Implication for Practice |
Strong | A Strong recommendation means that the workgroup believes that the benefits of the recommended approach clearly exceed the harms (or that the harms clearly exceed the benefits in the case of a strong negative recommendation), and that the quality of the supporting evidence is excellent/good (grade I or II).* In some clearly identified circumstances, strong recommendations may be made based on lesser evidence when high-quality evidence is impossible to obtain and the anticipated benefits strongly outweigh the harms. | Practitioners should follow a Strong recommendation unless a clear and compelling rationale for an alternative approach is present. |
Fair | A Fair recommendation means that the workgroup believes that the benefits exceed the harms (or that the harms clearly exceed the benefits in the case of a negative recommendation), but the quality of evidence is not as strong (grade II or III).* In some clearly identified circumstances, recommendations may be made based on lesser evidence when high-quality evidence is impossible to obtain and the anticipated benefits outweigh the harms. | Practitioners should generally follow a Fair recommendation but remain alert to new information and be sensitive to patient preferences. |
Weak | A Weak recommendation means that the quality of evidence that exists is suspect or that well-done studies (grade I, II, or III)* show little clear advantage to one approach versus another. | Practitioners should be cautious in deciding whether to follow a recommendation classified as Weak, and should exercise judgment and be alert to emerging publications that report evidence. Patient preference should have a substantial influencing role. |
Consensus | A Consensus recommendation means that Expert opinion (grade IV) supports the guideline recommendation even though the available scientific evidence did not present consistent results, or controlled trials were lacking. | Practitioners should be flexible in deciding whether to follow a recommendation classified as Consensus, although they may set boundaries on alternatives. Patient preference should have a substantial influencing role. |
Insufficient Evidence |
An Insufficient Evidence recommendation means that there is both a lack of pertinent evidence (grade V)* and/or an unclear balance between benefits and harms. | Practitioners should feel little constraint in deciding whether to follow a recommendation labeled as Insufficient Evidence and should exercise judgment and be alert to emerging publications that report evidence that clarifies the balance of benefit versus harm. Patient preference should have a substantial influencing role. |
Recommendations are categorized in terms of either imperative or conditional statements.
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Adapted by the Academy of Nutrition and Dietetics from the American Academy of Pediatrics, Classifying Recommendations for Clinical Practice Guidelines, Pediatrics. 2004;114;874-877s |