विषय
Analytics
knowledge base में 11 entries
VisualizationA chart is an argument. In health it's an argument that changes what happens to people — which makes the truncated axis and the hidden uncertainty ethical problems, not stylistic ones.article · 7 मिनट · foundationSQL & queryingThe most durable skill in health analytics. Not because SQL is elegant, but because the clinical questions that matter are joins across time — and that's exactly where SQL quietly lies to you.article · 8 मिनट · practitionerOMOP CDMOne common shape for observational health data — load your EHR into it and every OHDSI analysis ever written runs on your data.concept · 6 मिनट · practitionerOHDSI ATLASAn open-source web app for designing and running observational studies on OMOP data — cohorts, characterization, incidence and prediction — without writing SQL by hand.concept · 6 मिनट · foundationData quality dimensionsCompleteness, accuracy, timeliness, consistency, validity, uniqueness — the six lenses. In health there's a seventh nobody lists, and it's the one that decides whether your analysis means anything.article · 7 मिनट · practitionerData profilingLook at the data before you trust it. The unglamorous first hour that prevents the confident wrong answer — and the specific things to look at in a clinical dataset.article · 6 मिनट · practitionerData modelingNormalised, dimensional, or common data model — three shapes for three questions. Choosing the wrong one doesn't fail loudly; it just makes every query harder forever.article · 7 मिनट · practitionerBiostatisticsThe statistics that health analytics actually needs — and the handful of errors that produce most of the confidently wrong conclusions in the literature and on your dashboard.article · 8 मिनट · foundationAnalytics & BIDashboards are the most-built and least-used artefact in health IT. Why most of them fail, and the one question that separates a decision tool from expensive wallpaper.article · 7 मिनट · foundation