ICD9 and ICD10 Comorbid Diagnosis for High Risk Veteran Patients
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 …