MI-BP: mHealth to Improve Blood Pressure Control in Hypertensive African Americans

Inclusion Criteria:

- African American

- Hypertensive

- Owning a compatible smartphone

- Presenting to the Detroit Medical Center Detroit Receiving or Sinai-Grace Hospital
with, but not necessarily for, uncontrolled blood pressure (systolic blood pressure ≥
135 mm Hg at triage and on repeat measurement using the BpTRU device)

Exclusion Criteria:

- No self-reported prior history of hypertension

- No hypertension diagnosis documented in their medical record

- Non-English speaking

- Presenting with an acute illness necessitating immediate medical intervention

- Presenting with an admission to the hospital for critical reasons (as determined by
the attending physician)

- Pregnant (as determined by a dip test at screening), or self-report during trial.

- Having the following serious comorbidities or confounders due to the fact that they
may make blood pressure control difficult or necessitate frequent Emergency Department
use or hospitalization:

- Previous diagnosis of resistant hypertension (or current use of 3 or more
maximally dosed antihypertensive agents without achievement of blood pressure
control)

- Steroid dependent asthma or emphysema

- Cirrhosis or hepatic failure

- Chronic heart failure (any stage)

- Previous diagnosis of acute myocardial infarction, angina (stable or unstable),
or known coronary artery disease

- Previous diagnosis of cerebrovascular disease (including transient ischemic
attack or stroke)

- Known valvular heart disease

- Stage IV or V chronic kidney disease

- Cancer (terminal or undergoing active chemotherapeutic or radiation therapy)

- Patients with other serious medical conditions that may affect their ability to
self-monitor blood pressure (such a dementia)

- Having a history of alcohol or drug abuse as determined by the CAGE-AID questionnaire
(excluded if 2 or more)

- Week 0 measurement of systolic blood pressure < 130 mm Hg using the BpTRU device