| Article ID | Journal | Published Year | Pages | File Type |
|---|---|---|---|---|
| 10513760 | Journal of Clinical Epidemiology | 2014 | 11 Pages |
Abstract
ICD-9-CM and ICD-10 disease codes have good PPV in identifying UGIB from EHR; less granular terminology (ICPC) may require additional strategies. Use of more specific UGIB definitions affects precision, but not magnitude, of risk estimates.
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Authors
Vera E. Valkhoff, Preciosa M. Coloma, Gwen M.C. Masclee, Rosa Gini, Francesco Innocenti, Francesco Lapi, Mariam Molokhia, Mees Mosseveld, Malene Schou Nielsson, Martijn Schuemie, Frantz Thiessard, Johan van der Lei, Miriam C.J.M. Sturkenboom,