Grades of hypertension
| Blood pressure (BP) category | Systolic BP mm Hg | Diastolic BP mm Hg | Lifestyle intervention | Drug therapy |
|---|---|---|---|---|
| *Drug therapy may be indicated for people with established cardiovascular disease, chronic renal disease, or diabetes with complications at BP levels > 130/80 mm Hg. | ||||
| †Drug therapy is recommended for people with established cardiovascular disease or diabetes or evidence of target organ damage or a 10 year cardiovascular risk ⩾ 20%. | ||||
| Normal | <120 | <80 | – | – |
| High-normal | 135–139 | 85–89 | Yes | Consider* |
| Mild hypertension (grade 1) | 140–159 | 90–99 | Yes | Consider† |
| Moderate hypertension (grade 2) | 160–179 | 100–109 | Yes | Yes |
| Severe hypertension (grade 3) | ⩾180 | ⩾110 | Yes | Yes |