This paper is in the following e-collection/theme issue:

Longitudinal and Cohort Studies in Public Health (266) JMIR Theme Issue: COVID-19 Special Issue (2394) Health Services Research (413) Outbreak and Pandemic Preparedness and Management (1679) Clinical Informatics (919) Decision Support for Health Professionals (1147)

Published on in Vol 10 (2024)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/44062, first published .
The Use of ICD-9-CM Coding to Identify COVID-19 Diagnoses and Determine Risk Factors for 30-Day Death Rate in Hospitalized Patients in Italy: Retrospective Study

The Use of ICD-9-CM Coding to Identify COVID-19 Diagnoses and Determine Risk Factors for 30-Day Death Rate in Hospitalized Patients in Italy: Retrospective Study

The Use of ICD-9-CM Coding to Identify COVID-19 Diagnoses and Determine Risk Factors for 30-Day Death Rate in Hospitalized Patients in Italy: Retrospective Study

Authors of this article:

Barbara Giordani1 Author Orcid Image ;   Alessandra Burgio2 Author Orcid Image ;   Francesco Grippo2 Author Orcid Image ;   Alessandra Barone1 Author Orcid Image ;   Erica Eugeni1 Author Orcid Image ;   Giovanni Baglio1 Author Orcid Image
Article Authors Cited by Tweetations (3) Metrics

Barbara Giordani   1 , MSc ;   Alessandra Burgio   2 , MSc ;   Francesco Grippo   2 , MSc ;   Alessandra Barone   1 , MSc ;   Erica Eugeni   1 , MA, PhD ;   Giovanni Baglio   1 , MD, MSc

1 Research, National Outcomes Evaluation Programme (PNE) and International Relations Unit, Italian National Agency for Regional Healthcare Services, Rome, Italy

2 Italian National Institute of Statistics, Rome, Italy

Corresponding Author:

  • Barbara Giordani, MSc
  • Research, National Outcomes Evaluation Programme (PNE) and International Relations Unit
  • Italian National Agency for Regional Healthcare Services
  • Via Piemonte 60
  • Rome, 00187
  • Italy
  • Phone: 39 06 - 42749713
  • Email: giordani@agenas.it