Fourteen studies were identified,
including eight randomized controlled trials (RCTs).
Many of the studies focused on poor,
urban African Americans.
Significant improvements in controlling blood pressure were reported in seven of the eight RCTs.
Several studies reported significant improvements in participants’ self-management behaviors,
including appointment keeping and adherence to antihypertensive medications.
Four studies reported positive changes in healthcare utilization and in systems outcomes.
Two of the RCTs showed significant improvements in other patient outcomes,
such as changes in heart mass and risk of CVD.