Table 2.
Age adjusted incidences (per 1000 person years) of events according to blood pressure category
| Endpoint | Baseline blood pressure, systolic/diastolic (mm Hg) | |||
|---|---|---|---|---|
| <120/75 | 120-9/75-84 | 130-9/85-9 | Hypertension* | |
| Major cardiovascular event† | ||||
| No of events/person years | 134/125 503 | 176/112 972 | 159/49 214 | 513/102 040 |
| Age adjusted incidence | 1.28 | 1.64 | 2.92 | 4.32 |
| Stroke | ||||
| No of events/person years | 79/125 659 | 85/113 247 | 63/49 531 | 251/102 857 |
| Age adjusted incidence | 0.74 | 0.79 | 1.15 | 2.09 |
| Myocardial infarction | ||||
| No of events/person years | 42/125 790 | 70/113 286 | 77/49 464 | 200/102 976 |
| Age adjusted incidence | 0.41 | 0.65 | 1.42 | 1.73 |
| Death from cardiovascular causes | ||||
| No of events/person years | 30/125 952 | 37/113 562 | 32/49 781 | 140/103 835 |
| Age adjusted incidence | 0.29 | 0.34 | 0.55 | 1.09 |
| Coronary revascularisation | ||||
| No of events/person years | 93/125 648 | 123/113 080 | 140/49 204 | 392/102 167 |
| Age adjusted incidence | 0.91 | 1.12 | 2.61 | 3.49 |
| Death from any cause | ||||
| No of events/person years | 224/125 952 | 243/113 562 | 153/49 781 | 457/103 835 |
| Age adjusted incidence | 2.11 | 2.27 | 2.80 | 3.65 |
*Defined as previous diagnosis of hypertension, systolic blood pressure ≥140 mm Hg, diastolic blood pressure ≥90 mm Hg, or receiving blood pressure lowering treatment.
†Defined as myocardial infarction, stroke, or death from cardiovascular causes.