Evidence classification method: |
A: Highly recommend; Evidence-based evidence affirms, can improve the clinical application effect, the advantages outweigh the disadvantages
B: Recommendation: The evidence-based evidence is good, which can improve the clinical application effect, and the advantages outweigh the disadvantages
C: Recommendation: Based on expert opinion
D: Do not recommend or do not recommend as a routine recommendation: the evidence-based evidence to recommend or oppose is insufficient, lacking or contradictory results, and the pros and cons cannot be evaluated
E: Recommended against: Based on expert opinion
F: Against recommendation: evidence-based evidence is good, can not improve clinical application effect, or do more harm than good
I: Strongly opposed to recommendation: evidence-based evidence affirms that it cannot improve clinical application results, or does more harm than good |