Inclusion criteria |    1. ≥ 18 years of age |
 |    2. Visiting the outpatient clinic/admitted to the clinic |
 |    3. Enrolled in the Hygeia Community Health Plan |
 |    4. At least one of the following: |
 | a. diagnosis of hypertension |
 | b. diagnosis of diabetes mellitus |
 | c. established cardiovascular disease (stroke, myocardial infarction, angina pectoris) |
 | d. diagnosis of renal disease |
Exclusion criteria |    1. Patients who are unwilling to provide consent for data collection |
 |    2. All pregnant or lactating females |
 |    3. All patients with suspected secondary hypertension |
 |    4. Any person who is incapable of giving informed consent |
 |    5. Patients who are not permanently residing in Kwara State* |