Reporting patterns and Questionnaires Ian McNicoll openEHR Foundation / Ocean Informatics Do you smoke? Yes/No If Yes … • What do you smoke? Cigarettes | cigar | eCigs | pipe • How much? ….. cigs per day • When did you start? Dd/mm/yyyy • What triggers you to start smoking? • Did you stop after you discovered you were pregnant? Y/N • Did you stop after you were scheduled for surgery? Y/N • Do you use any other forms of tobacco? Substance use pattern Tobacco Use Summary Detailed Tobacco Use (Diary) Questionnaires are nasty... Questionnaires What is a Questionnaire? – “Did the patient have chest pain?” Where are they found? – Data entry forms • e.g. Emergency admission with chest pain • Structured, efficient layout on screen, paper • Act as a protocol – Reporting • Quality indicators • Public health statistics Why are these so hard to model? Questionnaire - example FHIR Questionnaire “There is considerable overlap between the information covered by Questionnaires and other Resources (especially FamilyHistory, MedicationStatement, Observation, Procedure, etc.): Questionnaire's flexible structure can easily be misused to capture any data, even data that should be captured as separate Resources.” • http://hl7.org/implement/standards/fhir/questionnair e.html FHIR Resource HL7 QRDA Archetypical • https://omowizard.wordpress.com/2014/02/21/thequestionnaire-challenge/ SHN Heart Failure Summary • http://www.openehr.org/ckm/#showArchetype_1013.1.1416 Open-> Closed questioning? • Tell me about your hair? “Hair is blonde” • What colour is your hair? “Blonde” • What colour is your hair? Blonde|Brown|Black • Are you a blonde? Y/N Open->Closed • Increasing constraint on the problem space • Moves semantics from the Answer (value) to the Question (name) More Questions than answers • Do we pay enough attention to the semantics of questionnaires or is this ‘just a UI issue’? • Can we assert • h/o Diabetes = Yes – equivalent to • Past History of diabetes ? • Can we develop a framework of Questionnaire use to guide developers on the ‘Resource’ vs. questionnaire issue? Questionnaire - example