This code system http://terminology.hl7.org/CodeSystem/certainty-subcomponent-type defines the following codes:
\n \n \n \n \n \n Code\n \n | \n \n \n \n Display\n \n | \n \n \n \n Definition\n \n | \n \n
\n \n \n \n RiskOfBias\n \n \n \n | \n \n Risk of bias | \n \n methodologic concerns reducing internal validity. | \n \n
\n \n \n \n Inconsistency\n \n \n \n | \n \n Inconsistency | \n \n concerns that findings are not similar enough to support certainty. | \n \n
\n \n \n \n Indirectness\n \n \n \n | \n \n Indirectness | \n \n concerns reducing external validity. | \n \n
\n \n \n \n Imprecision\n \n \n \n | \n \n Imprecision | \n \n fuzzy or wide variability. | \n \n
\n \n \n \n PublicationBias\n \n \n \n | \n \n Publication bias | \n \n likelihood that what is published misrepresents what is available to publish. | \n \n
\n \n \n \n DoseResponseGradient\n \n \n \n | \n \n Dose response gradient | \n \n higher certainty due to dose response relationship. | \n \n
\n \n \n \n PlausibleConfounding\n \n \n \n | \n \n Plausible confounding | \n \n higher certainty due to risk of bias in opposite direction. | \n \n
\n \n \n \n LargeEffect\n \n \n \n | \n \n Large effect | \n \n higher certainty due to large effect size. | \n \n
\n \n