Grading | Criteria |
---|---|
Strong | Consistent findings (≥75%) in at least 2 high-quality studies |
Moderate | Consistent findings (≥75%) in one high-quality study and at least one low-quality study |
Weak | Findings of one high-quality study or consistent findings (≥75%) in at least 3 or more low-quality studies |
Inconclusive | Inconsistent findings, or consistent findings (≥75%) reported in less than 3 low-quality studies |