| Code | Display | Definition |
| Overall | Overall certainty | Overall certainty of evidence (quality of evidence). |
| RiskOfBias | Risk of bias | methodologic concerns reducing internal validity. |
| Inconsistency | Inconsistency | concerns that findings are not similar enough to support certainty. |
| Indirectness | Indirectness | concerns reducing external validity. |
| Imprecision | Imprecision | fuzzy or wide variability. |
| PublicationBias | Publication bias | likelihood that what is published misrepresents what is available to publish. |
| DoseResponseGradient | Dose response gradient | higher certainty due to dose response relationship. |
| PlausibleConfounding | Plausible confounding | higher certainty due to risk of bias in opposite direction. |
| LargeEffect | Large effect | higher certainty due to large effect size. |