Table 3. Definitions of hypertension by different methods of BP measurement.
Office | Automated office | Self | Ambulatory | |
Predicts outcome | + | ++ | ++ | +++ |
Initial diagnosis | Yes | Yes | Yes | Yes |
Cut-off BP (mmHg) | 140/90 | Mean 135/85 | 135/85 | Mean day 135/85 Mean night 120/70 Mean night 120/70 |
Evaluation of treatment | Yes | Yes | Yes | Limited, but valuable |
Assess diurnal variation | No | No | No | Yes |