has confidence element has confidence level has evidence concordance has evidence type concordance confidence information statement 1 0 0 2 1 2 0 1 3 1 1 0 0 1 3 1 1 1 1 0 0 1 3 1 A statement providing information about the confidence in an assertion, meaning, an information about the level of certainty that an assertion is correct. CIO:0000000 Quality and confidence are distinct concepts: quality refers to the value of a source or of an annotation, whereas confidence refers to the level of certainty that an assertion is correct. confidence level evidence concordance confidence information element evidence type concordance single evidence concordance of multiple evidence lines