Supplemental Appendix Table 2. Approach and AP-EHR data sources used to identify JNC 7 compelling indicatons and other
coexisting conditions.
Condition
Diabetes mellitus
Ischemic heart
disease
Myocardial
infarction
Identification approach*
Any of the following:
 ICD-9-CM diagnosis codes: 5 years prior to and during the study
interval
 Blood glucose test results: 2 years prior to and during the study
interval
 Filled prescription for diabetes medication within 120 days of the
index BP reading
Any of the following:
 ICD-9-CM diagnosis codes: 5 years prior to and during the study
interval
 ICD-9-CM procedure codes: 5 years prior to and during the study
interval
 CPT codes: 5 years prior to and during the study interval
ICD-9-CM diagnosis codes: 5 years prior to and during the study interval
Unstable angina
ICD-9-CM diagnosis codes: 5 years prior to and during the study interval
Chronic kidney
disease
Any of the following:
 ICD-9-CM diagnosis codes: 5 years prior to and during the study
interval
 Abnormal creatinine GFR result: 2 years prior to and during the
study interval
 Abnormal serum creatinine result: 2 years prior to and during the
AP-EHR data sources
VA Inpatient and Outpatient
MedSAS® Datasets
Non-VA Medical Care Files
MCA Pharmacy NDE
VA/CMS merged datasets
VA Inpatient and Outpatient
MedSAS® Datasets
Non-VA Medical Care Files
VA/CMS merged datasets
VA Inpatient and Outpatient
MedSAS® Datasets
Non-VA Medical Care Files
VA/CMS merged datasets
VA Inpatient and Outpatient
MedSAS® Datasets
Non-VA Medical Care Files
VA/CMS merged datasets
VA Inpatient and Outpatient
MedSAS® Datasets
Non-VA Medical Care Files
MCA Laboratory NDE
VA/CMS merged datasets
Nephropathy
Cor pulmonale
study interval
Any of the following:
 ICD-9-CM diagnosis codes: 5 years prior to and during the study
interval
 Abnormal microalbumin results1: 1 year prior to and during the
study interval
 Abnormal microalbumin/creatinine ratio result: 2 years prior to and
during the study interval
ICD-9-CM diagnosis codes: 5 years prior to and during the study interval
VA Inpatient and Outpatient
MedSAS® Datasets
Non-VA Medical Care Files
MCA Laboratory NDE
VA/CMS merged datasets
VA Inpatient and Outpatient
MedSAS® Datasets
Non-VA Medical Care Files
VA/CMS merged datasets
Benign prostatic
ICD-9-CM diagnosis codes: 5 years prior to and during the study interval
VA Inpatient and Outpatient
hyperplasia
MedSAS® Datasets
Non-VA Medical Care Files
VA/CMS merged datasets
Angioedema
ICD-9-CM diagnosis codes: 5 years prior to and during the study interval
VA Inpatient and Outpatient
MedSAS® Datasets
Non-VA Medical Care Files
VA/CMS merged datasets
*For ICD-9-CM diagnosis codes, we required two outpatient codes or one inpatient code for all conditions except myocardial
infarction and angioedema.
AP-EHR=automated processing of the electronic health record; BP=blood pressure; CMS= Centers for Medicare and Medicaid
Services; CPT=Current Procedural Terminology; GFR= Glomerular filtration rate; ICD-9-CM= International Classification of Diseases,
Ninth Revision, Clinical Modification; JNC 7= Seventh Report of the Joint National Committee on Prevention, Detection, Evaluation,
and Treatment of High Blood Pressure; MCA=Managerial Cost Accounting; NDE=National Data Extracts; VA=Veterans Affairs