Forums Discussion National Databases Notifications Clear all National Databases RSS Topic Title Views Posts Participants Elixhauser comorbidity index calculation for ICD-9 and ICD-10 for NIS? mdyasarsattar, 1 year ago 1033 1 No replies Elixhause Comorbidity Index va Charlson Index Dr. Rahima Noor, 1 year ago 471 1 No replies Share: