Type of BP | Category definitions | Systolic BP mm Hg | Diastolic BP mm Hg | CVD risk factors | Group | Hazard ratio (95% CI) | |
---|---|---|---|---|---|---|---|
*BP = blood pressure; CVD = cardiovascular disease; CVD risk factors included diabetes mellitus, hypercholesterolaemia, smoking, and history of CVD. CI defined in glossary. | |||||||
†Used as baseline for the respective type of BP. | |||||||
‡Hazard ratios provided by author. | |||||||
HBP | Normotension | <115 | And | <75 | Yes or no | 1 | 1.0† |
Prehypertension | 115–134 | Or | 75–84 | No | 2a | 1.9 (0.9 to 4.1)‡ | |
Yes | 2b | 2.6 (1.2 to 5.5)‡ | |||||
Stage 1 hypertension | 135–149 | Or | 85–94 | No | 3a | 2.4 (1.1 to 5.3) | |
Yes | 3b | 6.7 (3.2 to 14.3)‡ | |||||
Stage 2 hypertension | ⩾150 | Or | ⩾95 | No | 4a | 2.9 (1.1 to 7.6) | |
Yes | 4b | 6.4 (2.8 to 14.6) | |||||
CBP | Normotension | <120 | And | <80 | Yes or no | 1 | 1.0† |
Prehypertension | 120–139 | Or | 80–89 | No | 2a | 0.9 (0.5 to 1.8) | |
Yes | 2b | 1.7 (0.9 to 3.0)‡ | |||||
Stage 1 hypertension | 140–159 | Or | 90–99 | No | 3a | 0.7 (0.3 to 1.6) | |
Yes | 3b | 2.6 (1.4 to 4.9)‡ | |||||
Stage 2 hypertension | ⩾160 | Or | ⩾100 | No | 4a | 2.1 (1.0 to 4.2) | |
Yes | 4b | 2.9 (1.3 to 6.6) |