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Positive predictive value of cardiac examination, procedure and surgery codes in the Danish National Patient Registry: a population-based validation study
OBJECTIVE: Danish medical registries are widely used for cardiovascular research, but little is known about the data quality of cardiac interventions. We computed positive predictive values (PPVs) of codes for cardiac examinations, procedures and surgeries registered in the Danish National Patient R...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group
2016
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5168662/ https://www.ncbi.nlm.nih.gov/pubmed/27940630 http://dx.doi.org/10.1136/bmjopen-2016-012817 |