Table 1.

Degrees of recommendation and decision criteria

Degree of recommendation	Decision criteria
Strong recommendation	Sufficient evidence and the benefits of testing outweigh the losses
Recommendation	Evidence considering the balance between benefits and losses
Expert consensus opinion	Consensus obtained although not enough evidence and information
No recommendation	Not recommended owing to the lack of evidence

Sufficient evidence, consistent evidence from randomized control trials (RCT) without important limitations or exceptionally strong evidence from observational studies; evidence, evidence from RCT with important limitations or strong evidence from observational studies; consensus, evidence for at least 1 critical outcome from observational studies, case series, or RCT with serious flaws or indirect evidence.