The metric type "4864 - Proportion of Education, Health and Care (EHC) mediation cases held which were followed by appeals to tribunal" value of 7.4 % for area Durham (Unitary) 2019 is calculated from:

5 divided by 68 multiplied by 100.0

"4863 - Number of Education, Health and Care (EHC) mediation cases that have been held which were followed by appeals to the Tribunal" divided by "4862 - Number of Education, Health and Care (EHC) mediation cases that have been held" multiplied by 100.0