The second intervention enhanced access to and compliance with hypertension care among patients using the participating clinics (both currently registered patients and new patients referred through community screening activities) through: (a) microcomputer-based patient tracking system at each clinic to identify nonadherent and other high risk patients (b) placing a hypertension patient care coordinator at each clinic who created an individualized care plan for each patient and coordinated a wide range of services, including specific strategies to enhance compliance (c) making available outreach workers to assist in efforts to keep patients in care.