Table 4. Definition of Strength of Recommendation (SOR).

Strength of Recommendation	Description
Strong recommendation	Recommended to follow the course of action because there is sufficient evidence of desirable effects
Weak recommendation	Recommended to conditionally provide the course of action (test) or to provide it for certain individuals at the discretion of specialty providers
Weak against	Recommended not to follow the course of action, if feasible, because there is some evidence of undesirable effects
Strong against	Recommended not to follow the course of action because there is sufficient evidence of undesirable effects