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Readable research linked to original sources
Browse normalized, publication-ready research with direct links to its evidence and source.
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Readable research linked to original sources
Browse normalized, publication-ready research with direct links to its evidence and source.
2 articles
Newest firstBackgroundTo improve confounding control in healthcare database studies, data-driven algorithms may empirically identify and adjust for large numbers of pre-exposure variables that indirectly capture information on unmeasured confounding factors ( proxy confounders). Current approaches for high-dimensional proxy adjustment do not leverage free-text notes from EHRs. Unsupervised natural language processing (NLP) te…
Open article record in new tab ↗ObjectiveTo evaluate the validity of death ascertainment from publicly available internet media (IM) sources by benchmarking against state and Federal vital statics data for patients in two large healthcare systems from the US. MethodsWe extracted names and dates of birth and death from publicly available data--including obituaries and memorial websites--using previously developed natural language processing model…
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