Diagnosis entered during outpatient, inpatient, or Community Care that was paid for by VHA. This excludes Non-VA Care and Unknown.

Diagnosis entered during outpatient, inpatient, or Community Care that was paid for by VHA. This excludes Non-VA Care and Unknown.

There are 2 datasets of high-risk patient populations; one from calendar year 2014 (N1 = 937,407), for which we used International Classification of Disease Version 9 (ICD9) codes to identify comorbid conditions, and a second, more recent population selected from June 2017 to June 2018 (N2 = 979,607) for use with the newer International Classification of Disease Version 10 (ICD10) codes.

DOI: 10.1109/JBHI.2019.2948734