Office, Home, and Ambulatory Blood Pressure

Inclusion Criteria:

1. Age 6 years to \<19 years old;
2. Elevated blood pressure defined as 15% lower than the 95%ile BP based on clinical practice guidelines(CPG) but less than stage II hypertension based on CPG;
3. Tolerate ABPM 24 hours;
4. Tolerate HBP; and
5. Can have diabetes mellitus, obstructive sleep apnea, and attention deficit hyperactivity disorder managed by medication.
6. On stable doses of medications known to affect BP such as:

   1. Corticosteroids
   2. Calcineurin inhibitors
   3. Oral decongestants;
7. Clinically stable

Exclusion Criteria:

1. On antihypertension medications or treated in the last 6 months;
2. Pregnant;
3. Structural heart disease such as:

   1. Obstructive valvular disease
   2. Coarctation of the aorta
   3. Cardiomyopathy;
4. Other secondary causes such as:

   1. Renal artery stenosis
   2. Neurological condition with dysautonomia;
5. Recent initiation of medications known to affect BP such as:

   1. Corticosteroids
   2. Calcineurin inhibitors
   3. Oral decongestants;